Individual Page


Family:
Marriage: Children:
  1. Janusz I Prince Of Ciechanow Death: 8 Dec 1429
  2. Siemowit IV Prince Of Masowien Birth: Before 1352 Death: Before 21 Jan 1426

Bibliography
  1. Schwennicke, Detlev, ed., Europaische Stammtafeln: Stammtafeln zur Geschichte der europaischen Staaten, New Series. II: Die Ausserdeutschen Staaten Die Regierenden Hauser der Ubrigen Staaten Europas. Marburg: Verlag von J. A. Stargardt, 1984. Information from this source tagged as [Ref: ES II #[0-9]*].
  2. Schwennicke, Detlev, ed., Europaische Stammtafeln: Stammtafeln zur Geschichte der europaischen Staaten, New Series. III.1 (#1-#200): Herzogs und Grafenhauser des Heiligen Romischen Reiches Andere Europaische Furstenhauser. Marburg: Verlag von J. A. Stargardt, 1984. Information from this source tagged as [Ref: ES III.1 #[0-9]*].
  3. Roberts, Gary Boyd, The Royal Descents of 600 Immigrants to the American Colonies or the United States: who were themselves notable or left descendants notable in American history, with a 2008 Addendum, Coda, and Final Additions. Baltimore, MD: Gen Pub Co, 2008. NYPL APK 08-4216. Information from this source tagged as [Ref: Roberts RD600 p[0-9]*].
  4. Thompson, Neil D, and Hansen, Charles M, Medieval Heritage: The Ancestry of Charles II, King of England, The Genealogist, 2:157-68, 3:25-44, 3:175-94, 4:144-58, 5:64-72, 5:226-39, 6:100-3, 6:148-65, 7-8:137-43, 9:40-4, 10:73-85, 11:63-72, 11:184-93, 12:83-90, 12:250-6, 13:92-9, 13:252-6, 14:81-4, 14:207-10, 15:99-103, 15:220-4, 16:93-8, 16:227-31, 17:61-4, 17:250-5, 18:123-7, 18:228-31, 19:62-8, 19:251-5, 20:85-8, 20:184-90, 21:71-5, 21:250-4, 22:101-6, 22:186-91, 23:73-9, 23:203-8, 24:110-27, 24:239-54, 25:56-73, 25:214-32, 26:77-101, 26:202-26, 27:189, 28:90, 33:300. NYPL APA 82-1000. Available at https://www.americanancestors.org/databases/genealogist-the/image/. Reprinted, with further corrections, as Thompson, Neil D, and Hansen, Charles M, The Ancestry of Charles II, King of England: A Medieval Heritage. Saline, Michigan: McNaughton & Gunn, 2012. NYPL ARF 13-5787. Information from this source tagged as [Ref: Thompson CharlesII v[0-9]*-[0-9]*].

Sources for birth and parent Information
date:
before 1314 [Ref: Thompson CharlesII v16-96]
vor 1314 [Ref: ES II #123],
parents:
[Ref: ES II #123, Thompson CharlesII v25-66]
Sources for death Information
date:
[Ref: ES II #123, ES III.1 #18, Thompson CharlesII v16-96]
Sources with Information about marriage to Euphemia Of Troppau
date:
[Ref: ES II #123, ES III.1 #18, Thompson CharlesII v16-96],
child:
[Ref: ES II #123, Roberts RD600 p372, Thompson CharlesII v16-96]
Research Notes:
Furst v Masowien [Ref: ES II #123]
Duke of Masowien [Ref: ES III.1 #18, Roberts RD600 p372]
Prince of Masowien [Ref: ES II #123, Thompson CharlesII v16-96]

a close ally of King Casimir of Poland, supporting him in his campaigns in Ruthenia [Ref: Thompson CharlesII v16-96]

1335: on inheriting the Warsaw lands of his brother Duke Casimir I, he became a formal vassal of Poland, transferring all of his holdings to the king and receiving them back as a fief [Ref: Thompson CharlesII v16-96]



Pedigree of Siemowit III Prince Of Masowien
                                                                /-----Casimir I King Of Poland
                                                       /-----Vladislav I King Of Poland
                                                      |         \-----Dobronega Of Kiev
                                              /-----Boleslas III King Of Poland
                                             |        |         /-----Vratislav II King Of Bohemia
                                             |         \-----Judith Of Bohemia
                                             |                  \-----Adelaide Of Hungary
                                     /-----Kasimir II Prince Of Little Poland And Krakow
                                    |        |                  /-----Poppo Count Of Berg
                                    |        |         /-----Heinrich I Count Of Berg
                                    |        |        |         \-----Sophia
                                    |         \-----Salome Of Berg
                                    |                 |         /-----Diepold II Margrave Of Bavarian Nordgau
                                    |                  \-----Adelheid Of Mochental
                                    |                           \-----Luitgarde Of Zahrington
                            /-----Conrad I Prince Of Kujavia, Prince Of Mazovia
                           |        |         /-----Conrad Prince Of Znaim
                           |         \-----Helen Of Kiev
                   /-----Siemowit I Prince Of Masowien
                  |        |                                    /-----Oleg Michael Swjatoslawitsch Prince Of Nowgorod
                  |        |                           /-----Swjatoslaw Olegowitsch Prince Of Nowgorod
                  |        |                          |         \-----Theophano Musalonissa
                  |        |                  /-----Igor Prince Of Nowgorod
                  |        |                 |        |         /-----Petril Of Nowgorod
                  |        |                 |         \-----Marija (Katharina) Of Nowgorod
                  |        |         /-----Swjatoslaw Igorijewtsch Prince Of Przemysl
                  |        |        |        |                  /-----Wladimirko Wladimirowitsch Prince Of Halicz
                  |        |        |        |         /-----Jaroslaw Wladimirkovitsch Prince Of Halicz
                  |        |        |        |        |         \-----(Unk Dau) Of Hungary
                  |        |        |         \-----Jewfronsinija Jaroslawna Of Halicz
                  |        |        |                 |         /-----Jurij I Wladimirowitsch Dolgorukij Prince Of Rostov, Grand Prince Of Kiev
                  |        |        |                  \-----Olga Georgijewna Of Suzdal
                  |        |        |                           \-----(Unk Dau) Of Polowcen
                  |         \-----Agafija Swjatoslavus Of Novgorod
          /-----Boleslaw II Prince Of Plock
         |        |                                             /-----Mstislas II Grand Prince Of Kiev
         |        |                                    /-----Izyaslav II Grand Duke Of Kiev
         |        |                                   |         \-----Christina Of Sweden
         |        |                           /-----Wstislaw II Isjaslawitsch Grand Prince Of Kiev
         |        |                          |        |         /-----Conrad III Of Hohenstauffen, Emperor, Duke Of Franc
         |        |                          |         \-----(Unk Dau) Of Hohenstafen
         |        |                          |                  \-----Gertrud Of Koburg
         |        |                  /-----Roman Wstislawitsch Grand Prince Of Kiev
         |        |                 |        |                  /-----Vladislav I King Of Poland
         |        |                 |        |         /-----Boleslas III King Of Poland
         |        |                 |        |        |         \-----Judith Of Bohemia
         |        |                 |         \-----Agnieszka Of Poland
         |        |                 |                 |         /-----Heinrich I Count Of Berg
         |        |                 |                  \-----Salome Of Berg
         |        |                 |                           \-----Adelheid Of Mochental
         |        |         /-----Daniel Romanowitsch King Of Halicz
         |        |        |         \-----(Unk) Of Byzanz
         |         \-----Pereslajawa Danielowna Of Halicz
         |                 |                                    /-----Mstislas II Grand Prince Of Kiev
         |                 |                           /-----Rostislaw I Michail Mstislawitsch Grand Prince Of Kiev
         |                 |                          |         \-----Christina Of Sweden
         |                 |                  /-----Mstislaw Rostislawitsch Prince Of Nowgorod
         |                 |         /-----Mstislav Mstislawitsch Prince Of Novgorod
         |                  \-----Anna Mstislawna Of Novgorod
         |                          |         /-----Kotjan Khan Of Polovtsians
         |                           \-----(Unk)
 /-----Trojden I Duke Of Masowien
|        |         /-----Trojden Prince Of Lithuania
|         \-----Gandemunda Of Lithuania
Siemowit III Prince Of Masowien
|                                                               /-----Mstislas II Grand Prince Of Kiev
|                                                      /-----Izyaslav II Grand Duke Of Kiev
|                                                     |         \-----Christina Of Sweden
|                                             /-----Wstislaw II Isjaslawitsch Grand Prince Of Kiev
|                                            |        |         /-----Conrad III Of Hohenstauffen, Emperor, Duke Of Franc
|                                            |         \-----(Unk Dau) Of Hohenstafen
|                                            |                  \-----Gertrud Of Koburg
|                                    /-----Roman Wstislawitsch Grand Prince Of Kiev
|                                   |        |                  /-----Vladislav I King Of Poland
|                                   |        |         /-----Boleslas III King Of Poland
|                                   |        |        |         \-----Judith Of Bohemia
|                                   |         \-----Agnieszka Of Poland
|                                   |                 |         /-----Heinrich I Count Of Berg
|                                   |                  \-----Salome Of Berg
|                                   |                           \-----Adelheid Of Mochental
|                           /-----Daniel Romanowitsch King Of Halicz
|                          |         \-----(Unk) Of Byzanz
|                  /-----Leo Danilowitsch King Of Halicz
|                 |        |                                    /-----Mstislas II Grand Prince Of Kiev
|                 |        |                           /-----Rostislaw I Michail Mstislawitsch Grand Prince Of Kiev
|                 |        |                          |         \-----Christina Of Sweden
|                 |        |                  /-----Mstislaw Rostislawitsch Prince Of Nowgorod
|                 |        |         /-----Mstislav Mstislawitsch Prince Of Novgorod
|                 |         \-----Anna Mstislawna Of Novgorod
|                 |                 |         /-----Kotjan Khan Of Polovtsians
|                 |                  \-----(Unk)
|         /-----Jurij Lwowitsch King Of Halicz
|        |        |                                             /-----Bela II The Blind King Of Hungary
|        |        |                                    /-----Geisa II King Of Hungary
|        |        |                                   |         \-----Helen Of Serbia
|        |        |                           /-----Bela III King Of Hungary
|        |        |                          |        |         /-----Mstislas II Grand Prince Of Kiev
|        |        |                          |         \-----Euphrosine Of Kiev
|        |        |                          |                  \-----(Unk) Of Novogorod
|        |        |                  /-----Andrew II King Of Hungary
|        |        |                 |        |                  /-----Geoffroy Seigneur De Chatillon-Sur-Loing
|        |        |                 |        |         /-----Reynold Of Chatillon, Prince Of Antioch
|        |        |                 |         \-----Agnes Of Chatillon
|        |        |                 |                 |         /-----Bohemond II Prince Of Antioch
|        |        |                 |                  \-----Constance Of Antioch
|        |        |                 |                           \-----Alix
|        |        |         /-----Bela IV King Of Hungary
|        |        |        |        |                           /-----Berthold III Count Of Diessen
|        |        |        |        |                  /-----Berthold IV Count Of Andache
|        |        |        |        |                 |         \-----Sophia Of Istria
|        |        |        |        |         /-----Berthold VI Duke Of Meran
|        |        |        |        |        |        |         /-----Ekbert II Count Of Putten And Neuberg
|        |        |        |        |        |         \-----Hedwig Of Formbach
|        |        |        |        |        |                  \-----Wilibirg
|        |        |        |         \-----Gertrude Of Meran
|        |        |        |                 |                  /-----Konrad The Great Count Of Wettin, Margrave Of Meissen
|        |        |        |                 |         /-----Dedo Count Of Rochlits
|        |        |        |                 |        |         \-----Luitgard
|        |        |        |                  \-----Agnes Of Rochlits
|        |        |        |                          |         /-----Goswin II Lord Of Hinsburg
|        |        |        |                           \-----Mathilda Von Hinsberg
|        |        |        |                                    \-----Aleidis
|        |         \-----Konstance Of Hungary
|        |                 |                  /-----Manuel Laskaris
|        |                 |         /-----Theodore I Laskaris, Emperor Of Nicaea
|        |                 |        |        |                  /-----Rupen I Lord Of Gobidar And Gorosomol
|        |                 |        |        |         /-----Constantine The Rupenid Lord Of Vaghka And Partzerpert
|        |                 |        |        |        |         \-----(Unk Dau) Dermokaitissa
|        |                 |        |         \-----Ioanna Phokaina
|        |                  \-----Mary Of Nicaca
|        |                          |                           /-----Constantinus Angelus
|        |                          |                  /-----Andronicus Dukas Angelos
|        |                          |                 |         \-----Theodora Commena
|        |                          |         /-----Alexius III Angelos, Emperor Of The East
|        |                          |        |         \-----Euphrosyne Castamonita
|        |                           \-----Anna Angelina
|        |                                   |                  /-----Gregorios Kamateros
|        |                                   |         /-----Andronikos Kamateros Doukas
|        |                                   |        |         \-----Eirene Doukaina
|        |                                    \-----Euphrosyne Kamatera
 \-----Maria Jurjewna Of Halicz
         |                                                      /-----Casimir I King Of Poland
         |                                             /-----Vladislav I King Of Poland
         |                                            |         \-----Dobronega Of Kiev
         |                                    /-----Boleslas III King Of Poland
         |                                   |        |         /-----Vratislav II King Of Bohemia
         |                                   |         \-----Judith Of Bohemia
         |                                   |                  \-----Adelaide Of Hungary
         |                           /-----Kasimir II Prince Of Little Poland And Krakow
         |                          |        |                  /-----Poppo Count Of Berg
         |                          |        |         /-----Heinrich I Count Of Berg
         |                          |        |        |         \-----Sophia
         |                          |         \-----Salome Of Berg
         |                          |                 |         /-----Diepold II Margrave Of Bavarian Nordgau
         |                          |                  \-----Adelheid Of Mochental
         |                          |                           \-----Luitgarde Of Zahrington
         |                  /-----Conrad I Prince Of Kujavia, Prince Of Mazovia
         |                 |        |         /-----Conrad Prince Of Znaim
         |                 |         \-----Helen Of Kiev
         |         /-----Kasimir Prince Of Kujavia
         |        |        |                                    /-----Oleg Michael Swjatoslawitsch Prince Of Nowgorod
         |        |        |                           /-----Swjatoslaw Olegowitsch Prince Of Nowgorod
         |        |        |                          |         \-----Theophano Musalonissa
         |        |        |                  /-----Igor Prince Of Nowgorod
         |        |        |                 |        |         /-----Petril Of Nowgorod
         |        |        |                 |         \-----Marija (Katharina) Of Nowgorod
         |        |        |         /-----Swjatoslaw Igorijewtsch Prince Of Przemysl
         |        |        |        |        |                  /-----Wladimirko Wladimirowitsch Prince Of Halicz
         |        |        |        |        |         /-----Jaroslaw Wladimirkovitsch Prince Of Halicz
         |        |        |        |        |        |         \-----(Unk Dau) Of Hungary
         |        |        |        |         \-----Jewfronsinija Jaroslawna Of Halicz
         |        |        |        |                 |         /-----Jurij I Wladimirowitsch Dolgorukij Prince Of Rostov, Grand Prince Of Kiev
         |        |        |        |                  \-----Olga Georgijewna Of Suzdal
         |        |        |        |                           \-----(Unk Dau) Of Polowcen
         |        |         \-----Agafija Swjatoslavus Of Novgorod
          \-----Jewfamija Of Kujawien
                  |                                             /-----Vladislav I King Of Poland
                  |                                    /-----Boleslas III King Of Poland
                  |                                   |         \-----Judith Of Bohemia
                  |                           /-----Vladislas II Prince Of Little Poland And Krakow
                  |                          |        |         /-----Sviatopolk II Grand Prince Of Kiev
                  |                          |         \-----Zbyslava Of Kiev
                  |                          |                  \-----(Unk)
                  |                  /-----Mieszko I Prince Of Upper Silesia
                  |                 |        |                  /-----Leopold II Le Beau Margrave Of Austria
                  |                 |        |         /-----Saint Leopold III Margrave Of Austria
                  |                 |        |        |         \-----Ita Of Cham
                  |                 |         \-----Agnes De BABENBERG
                  |                 |                 |         /-----Henry IV King Of Germany
                  |                 |                  \-----Agnes
                  |                 |                           \-----Burtha Of Maurienne
                  |         /-----Kasmir Duke Of Oppeln
                  |        |         \-----Ludmilla
                   \-----Euphrosyne Of Oppeln
                            \-----Viola



Descendants of Siemowit III Prince Of Masowien
1. Siemowit III Prince Of Masowien m. Euphemia Of Troppau
m. Euphemia Of Troppau father: Nikolaus II Duke Of Troppau And Ratibor mother: Anna Of Ratibor

2nd generation

2. Janusz I Prince Of Ciechanow m. Danuta Anna Of Lithuania
m. Danuta Anna Of Lithuania father: Kiejstut Grand Prince Of Lithuania mother: Bierute Of Poland
3. Siemowit IV Prince Of Masowien m. Aleksandra Of Lithuania
m. Aleksandra Of Lithuania father: Algirdas/Olgierd Grand Duke Of Lithuania mother: Juliana (Uljana) Of Twer

3rd generation

4. Boleslaw III m. Iwanowna Of Holczanski
m. Iwanowna Of Holczanski father: Ivan Olgimontowitsch Prince Of Holczanski
5. Euphemia Of Masowien m. Boleslaw I Duke Of Teschen
m. Boleslaw I Duke Of Teschen father: Premislaw I Duke Of Teschen mother: Elizabeth Of Beuthen
6. Cumburgis Of Masowien m. Ernest Ironside Duke Of Austria
m. Ernest Ironside Duke Of Austria father: Leopold III Duke Of Austria And Steiermark mother: Viridis VICSONTI
7. Maria Of Masowien m. Bogislaus IX Duke Of Upper Pomerania
m. Bogislaus IX Duke Of Upper Pomerania father: Bogislaus VIII Duke Of Pomerania mother: Sophia Of Holstein

4th generation

8. Boleslaw IV Prince Of Warschau m. Barbara Of Russia
m. Barbara Of Russia
9. Premislaw II Duke Of Teschen m. Anna Of Masowien
m. Anna Of Masowien father: Boleslaw IV Prince Of Warschau mother: Barbara Of Russia
10. Frederick V Of Hapsburg, Emperor m. Eleanor Of Portugal
m. Eleanor Of Portugal father: Duarte I King Of Portugal mother: Leonora Of Aragon
11. Margaret Of Austria m. Frederick II Pfalzgraf Of Saxony
m. Frederick II Pfalzgraf Of Saxony father: Frederick I The Warlike Kurfurst Of Saxony mother: Catherine Of Brunswick
12. Sophia Of Pomerania m. Eric II Duke Of Pomerania-Wolgast
m. Eric II Duke Of Pomerania-Wolgast father: Wartislaw IX Duke Of Pomerania mother: Sophia Of Saxony-Lauenburg

5th generation

13. Conrad III Duke Of Mazovia m. Anna Princess Of Radziwill
m. Anna Princess Of Radziwill
14. Anna Of Masowien m. Premislaw II Duke Of Teschen
m. Premislaw II Duke Of Teschen father: Boleslaw I Duke Of Teschen mother: Euphemia Of Masowien
15. Jadwiga Of Teschen m. Stephen Of Zapolya, Lord Of Trencsen
m. Stephen Of Zapolya, Lord Of Trencsen father: Lassle Of Zapolya mother: Dorottya
16. Maximillian I Holy Roman Emperor m. Mary Duchess Of Burgundy
m. Mary Duchess Of Burgundy father: Charles The Bold Duke Of Burgundy mother: Isabella Of Bourbon
17. Anna Of Saxony m. Albert Achilles Kurfurst Of Brandenburg
m. Albert Achilles Kurfurst Of Brandenburg father: Friedrich VI Burggraf Of Nurnberg mother: Elizabeth Of Bavaria
18. Ernest Elector Of Saxony m. Elizabeth Of Bavaria
m. Elizabeth Of Bavaria father: Albert III The Good Duke Of Bavaria-Munich mother: Anna Of Brunswick
19. Albert The Courageous Duke Of Saxony m. Sidonia Of Bohemia
m. Sidonia Of Bohemia father: George Podiebrad King Of Bohemia
20. Sophia Of Pomerania-Wolgast m. Magnus II Duke Of Mecklenburg
m. Magnus II Duke Of Mecklenburg father: Heinrich IV Duke Of Mecklenburg mother: Dorothea Of Brandenburg
21. Bogislaw X Duke Of Pomerania m. Anna Of Poland
m. Anna Of Poland father: Kasimir IV Grand Duke Of Lithuania, King Of Poland mother: Elizabeth Of Austria
22. Catherine Of Pomerania m. Henry The Bad Duke Of Brunswick-Wolfenbuttel
m. Henry The Bad Duke Of Brunswick-Wolfenbuttel father: William II Duke Of Brunswick mother: Elizabeth Of Stolberg