Individual Page

    Person Info
  • Name: Cosimo I De Medici, Duke Of Florence
  • Sex: M
  • Birth: 12 Jun 1519 in Florence b
  • Death: 21 Apr 1574 in Florence d
  • Burial: San Lorenzo, Florence u


  • Parents:
  • Father:
  • Giovanni De Medici Birth: 6 Apr 1498 in Forli Death: Abt 29 Nov 1526 in Mantua
  • Mother:
  • Maria Salviati Birth: 17 Jul 1499 in Florence, Italy Death: 12 Dec 1543 in Villa Of Castello

Family:
Marriage: Children:
  1. Fernando De Medici, Cardinal, Duke of Florence
  2. Francesco I De Medici, Grand Duke Of Tuscany Birth: 25 Mar 1541 in Florence Death: 19 Oct 1587 in Poggio A Caiano

Bibliography
  1. Moncreiffe, Sir Ian of that Ilk, Royal Highness: Ancestors of the Royal Child. London: Hamish Hamilton, 1982. NYPL ARF 83-3293. Information from this source tagged as [Ref: Moncreiffe RoyalAnc p[0-9]*].
  2. Paget, Gerald, The Lineage and Ancestry of H.R.H. Prince Charles, Prince of Wales. London: Charles Skilton Ltd, 1977. Nypl ARF+ 78-835. Information from this source tagged as [Ref: Paget HRHCharles p[0-9]*].
  3. Roberts, Gary Boyd, Notable Kin: an anthology of columns first published in the NEHGS Nexus, 1986-1995. Boston, MA: NEHGS, 1998. NYPL APK 98-1109 v1/v2. Information from this source tagged as [Ref: Roberts NotableKin v[0-9]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:
[Ref: Thompson CharlesII v02-166]
1519 [Ref: Roberts NotableKin v1p39],
place:
[Ref: Thompson CharlesII v02-166],
parents:
[Ref: Moncreiffe RoyalAnc p86, Roberts NotableKin v1p39, Thompson CharlesII v03-28]
Sources with Inaccurate birth and parent Information
date:
11 Jun 1519 [Ref: Paget HRHCharles p106],
note:
not 11 Jun, as in ES II-120 [Ref: Thompson CharlesII v02-166(23)]
Sources for death Information
date:
[Ref: Paget HRHCharles p106, Thompson CharlesII v02-166]
1574 [Ref: Moncreiffe RoyalAnc p86, Roberts NotableKin v1p39],
place:
[Ref: Thompson CharlesII v02-166]
Sources for burial Information
place:
[Ref: Thompson CharlesII v02-166]
Sources with Information about marriage to Leonora Alvarez De Toledo
date:
[Ref: Paget HRHCharles p106, Thompson CharlesII v02-166]
1539 [Ref: Roberts NotableKin v1p39],
place:
[Ref: Thompson CharlesII v02-166],
child:
[Ref: Paget HRHCharles p106, Roberts NotableKin v1p39, Thompson CharlesII v02-166]
Research Notes:
Grand Duke of Tuscany [Ref: Moncreiffe RoyalAnc p86, Paget HRHCharles p106, Roberts NotableKin v1p39, Thompson CharlesII v02-166]
Duke of Florence [Ref: Thompson CharlesII v02-166]

1537: Duke of Florence [Ref: Thompson CharlesII v02-166]

1569: Grand Duke of Tuscany [Ref: Thompson CharlesII v02-166]

1564: abdicated his titles [Ref: Thompson CharlesII v02-166 (with correction in book p9)]

ruthless, efficient despot, patron of the arts [Ref: Thompson CharlesII v02-166]



Pedigree of Cosimo I De Medici, Duke Of Florence
                                                       /-----Silvestro De Averardo de Medici
                                              /-----Averardo De Medici
                                             |         \-----Lisa De Sinibaldo Donati
                                     /-----Giovanni Di Bicci De Medici
                                    |        |         /-----Francesco Spini
                                    |         \-----Giacoma De Francesco Spini
                            /-----Lorenzo De Medici
                           |        |                  /-----Jacopo Di Bartolo Di Jacopo Bueri
                           |        |         /-----Adovardo De Bartolo Bueri
                           |        |        |         \-----Francesca De Giachinotto Tornaquinci
                           |         \-----Piccarda Bueri
                           |                  \-----Ginevra Di Bartolo
                   /-----Pierfrancesco De Medici
                  |        |                           /-----Giannozzo Di Uberto Di Pazzo Cavalcanti
                  |        |                  /-----Amerigo Cavalcanti
                  |        |         /-----Giovanni Di Amerigo Cavalcanti
                  |        |        |        |                  /-----Donato Di Mannino Acciaioli
                  |        |        |        |         /-----Jacopo Di Donato Acciaioli
                  |        |        |        |        |         \-----Taggia Di Vanni Biliotti
                  |        |        |         \-----Francesca De Jacopo De Donato Acciaioli
                  |        |        |                 |         /-----Bindaccio Di Albertaccio da Ricasoli
                  |        |        |                  \-----Bartolomea Di Bindaccio Da Ricasoli
                  |        |        |                           \-----Niccoletta Di Granello Tolomei
                  |         \-----Ginevra Cavalcanti
                  |                 |                  /-----Isnardo di Gabriele De Isnardo Dei Marchesi Malaspina
                  |                 |         /-----Niccolo De Isnardo Dei Marchesi Malaspina
                  |                 |        |         \-----Angelica
                  |                  \-----Costanza Malaspina
          /-----Giovanni De Medici
         |        |                                    /-----Donato Di Mannino Acciaioli
         |        |                           /-----Jacopo Di Donato Acciaioli
         |        |                          |         \-----Taggia Di Vanni Biliotti
         |        |                  /-----Donato Di Jacopo Acciaiuoli, Senator Of Rome
         |        |                 |        |         /-----Bindaccio Di Albertaccio da Ricasoli
         |        |                 |         \-----Bartolomea Di Bindaccio Da Ricasoli
         |        |                 |                  \-----Niccoletta Di Granello Tolomei
         |        |         /-----Jacopo Acciaiuoli
         |        |        |        |         /-----Carlo Degli Strozzi
         |        |        |         \-----Onesta Strozzi
         |         \-----Laudomia Acciaiuoli
         |                 |                           /-----Sinibaldo De Bardi
         |                 |                  /-----Sir Castrone De Sinibaldo De Bardi
         |                 |         /-----Beltrane Di Castrone De Bardi
         |                  \-----Costanza De Bardi
 /-----Giovanni De Medici
|        |                                    /-----Giovanni Attendolo
|        |                           /-----Giacomo Muzio Attendolo
|        |                          |         \-----Elisia Petrascini
|        |                  /-----Francesco I SFORZA, K.G., Duke of Milan
|        |                 |         \-----Lucia Terziani
|        |         /-----Galaezzo Maria SFORZA, Duke Of Milan
|        |        |        |                                    /-----Stefano Visconti, Lord Of Arona
|        |        |        |                           /-----Galeazzo II VISCONTI, Duke Of Milan
|        |        |        |                          |         \-----Valentina DORIA
|        |        |        |                  /-----Gian Galeazzo V Visconti, Duke Of Milan
|        |        |        |                 |        |         /-----Aimon Count Of Savoy
|        |        |        |                 |         \-----Blanche Maria Of Savoy
|        |        |        |                 |                  \-----Jolande Of MONTFERRAT
|        |        |        |         /-----Filippo Maria Visconti, Duke Of Milan
|        |        |        |        |        |                  /-----Stefano Visconti, Lord Of Arona
|        |        |        |        |        |         /-----Barnabo VISCONTI. Duke Of Milan
|        |        |        |        |        |        |         \-----Valentina DORIA
|        |        |        |        |         \-----Caterina VISCONTI
|        |        |        |        |                 |         /-----Mastin II De La Scala, Lord Of Verona
|        |        |        |        |                  \-----Beatrix De La Scala
|        |        |        |        |                           \-----Thaddea De CURRARA
|        |        |         \-----Bianca Maria Visconti
|        |        |                 |                  /-----Andreotto Del Maino
|        |        |                 |         /-----Ambrogio Del Maino
|        |        |                  \-----Agnese Del Maino
|         \-----Caterina SFORZA
|                  \-----Lucrezia
Cosimo I De Medici, Duke Of Florence
|                                                      /-----Francesco Di Lotto Salviati
|                                             /-----Alemanno Di Francesco Salviati
|                                    /-----Sir Jacopo Di Alamanno Salviati
|                                   |         \-----Contessina Buonfiglioli
|                           /-----Alamanno De Salviati
|                          |        |                  /-----Dino Gucci
|                          |        |         /-----Guccio Di Dino Gucci
|                          |         \-----Albiera Di Guccio Di Dino Gucci
|                  /-----Giovanni Salviati
|                 |        |                                    /-----Silvestro De Averardo de Medici
|                 |        |                           /-----Averardo De Medici
|                 |        |                          |         \-----Lisa De Sinibaldo Donati
|                 |        |                  /-----Francesco Di Bicci De Medici
|                 |        |                 |        |         /-----Francesco Spini
|                 |        |                 |         \-----Giacoma De Francesco Spini
|                 |        |         /-----Averardo De Medici
|                 |         \-----Caterina De Medici
|                 |                 |         /-----Francesco Monaldi
|                 |                  \-----Maddalena Di Francesco Monaldi
|         /-----Jacopo Salviati
|        |        |                                    /-----Geri De Cozzo Di Gondo
|        |        |                           /-----Simone Di Geri Gondi
|        |        |                  /-----Silvestro Gondi
|        |        |                 |        |         /-----Donato Lippi
|        |        |                 |         \-----Maddalena Lippi
|        |        |         /-----Simone Gondi
|        |        |        |        |                  /-----Filippo Di Taddeo Donati
|        |        |        |        |         /-----Taddeo Di Filippo Donati
|        |        |        |         \-----Alessandra Di Taddeo Di Filippo Donati
|        |         \-----Maddalena Gondi
|        |                 |                           /-----Lorenzo Buondelmonti
|        |                 |                  /-----Andrea Di Lorenzo Buondelmonti
|        |                 |                 |         \-----Filippa Di Simone Guardi
|        |                 |         /-----Simone Di Andrea Buondelmonti
|        |                 |        |        |         /-----Granello Di Bindaccio Da Ricasoli
|        |                 |        |         \-----Maddalena Di Granello De Ricasoli
|        |                 |        |                  \-----Lodovica Di Andrea Piccolomini
|        |                  \-----Maria Buondelmonti
|        |                          |                  /-----Francesco Del Bene
|        |                          |         /-----Amerigo De Francesco Del Bene
|        |                          |        |         \-----Tana
|        |                           \-----Francesca De Amerigo Del Bene
 \-----Maria Salviati
         |                                                      /-----Silvestro De Averardo de Medici
         |                                             /-----Averardo De Medici
         |                                            |         \-----Lisa De Sinibaldo Donati
         |                                    /-----Giovanni Di Bicci De Medici
         |                                   |        |         /-----Francesco Spini
         |                                   |         \-----Giacoma De Francesco Spini
         |                           /-----Cosimo De Medici
         |                          |        |                  /-----Jacopo Di Bartolo Di Jacopo Bueri
         |                          |        |         /-----Adovardo De Bartolo Bueri
         |                          |        |        |         \-----Francesca De Giachinotto Tornaquinci
         |                          |         \-----Piccarda Bueri
         |                          |                  \-----Ginevra Di Bartolo
         |                  /-----Piero De Medici
         |                 |        |                  /-----Sozzo Di Pierro De Bardi, Count of Vernio
         |                 |        |         /-----Alessandro Di Sozzo De Bardi, Count Of Vernio
         |                 |         \-----Lotta De Bardi
         |                 |                 |         /-----Raniero Di Galdo Pannocchieschi
         |                 |                  \-----Cammilla De Raniero Di Galdo Pannocchieschi
         |         /-----Lorenzo The Magnifico De MEDICI
         |        |        |                           /-----Tieri Di Ruggero Tornaquinci
         |        |        |                  /-----Simone Di Tieri Di Ruggero Tornabuoni
         |        |        |         /-----Francesco Di Simone Tornabuoni
         |        |         \-----Lucrezia Tornabuoni
         |        |                 |                  /-----Luigi Di Pietro Guicciardini
         |        |                 |         /-----Niccolo De Lugi Guicciardini
         |        |                 |        |         \-----Constanza Di Leonardo Strozzi
         |        |                  \-----Nanna De Niccolo De Lugi Guicciardini
         |        |                          |         /-----Giovanni STOZZI
         |        |                           \-----Bice De Giovanni STOZZI
          \-----Lucrezia De Medici
                  |                                             /-----Giordano ORSINI, Lord Of Monterotondo
                  |                                    /-----Bucio di Giordano ORSINI, Lord Of Monterotondo
                  |                                   |         \-----Anastasia ORSINI
                  |                           /-----Rinaldo di Bucio ORSINI, Lord Of Monterotondo
                  |                          |         \-----Caterina di Giovanni Da SUPINO
                  |                  /-----Orso ORSINI, Lord Of Monterotondo
                  |                 |         \-----Ludovica SAVELLI
                  |         /-----Giacomo ORSINI, Lord Of Monterotondo
                  |        |        |                  /-----Giovanni Di Adenolfo Conti, Signor Of Valmontone
                  |        |        |         /-----Aldobrandino di Giovanni Conti, Signor Of Valmontone
                  |        |         \-----Lucrezie CONTI
                  |        |                  \-----Caterina Di Sangro
                   \-----Clarice ORSINI
                           |                           /-----Francesco Di Giacomo Orsini
                           |                  /-----Giovanni De Francesco Orsini, Signor Of Galera
                           |                 |         \-----Giacoma Caracciolo
                           |         /-----Carlo ORSINI, Lord Of Bracciano
                           |        |        |         /-----Niccolo Spinelli, Count of Gioia
                           |        |         \-----Bartolomea De Nicolo Spinelli
                           |        |                  \-----Simona Della Marra
                            \-----Maddalena ORSINI
                                    |                  /-----Giovanni ORSINI, Lord Of Tagliacozzo
                                    |         /-----Giacomo ORSINI, Count Of Tagliacozzo
                                    |        |        |         /-----Gentile ORSINI
                                    |        |         \-----Nicoletta ORSINI
                                    |        |                  \-----Gentilina
                                     \-----Paola ORSINI
                                              \-----Isabella Di Marzano



Descendants of Cosimo I De Medici, Duke Of Florence
1. Cosimo I De Medici, Duke Of Florence m. Leonora Alvarez De Toledo
m. Leonora Alvarez De Toledo father: Pedro Alvarez De Toledo, Marques Of Villafranc mother: Maria Osorio

2nd generation

3. Francesco I De Medici, Grand Duke Of Tuscany m. Johanna Of Austria
m. Johanna Of Austria father: Ferdinand I Duke Of Austria, Emperor mother: Anna Of Bohemia

3rd generation

4. Maria De MEDICI m. Henri IV King Of France
m. Henri IV King Of France father: Antoine De Bourbon, Duke Of Vendome mother: Jeanne De Albret, Queen Of Navarre

4th generation

5. Henriette Marie Of France m. Charles I King Of England
m. Charles I King Of England father: James VI STEWART, King Of Scots mother: Anna Of Denmark

5th generation

7. Charles II King Of England m1. Barbara VILLERS, Duchess Of Cleveland m2. Mary DAVIES m3. Louise Renee De PENANCOET De KEROUALLE m4. Eleanor Nell GWYNN m5. Catarina Of Portugal
m. Barbara VILLERS, Duchess Of Cleveland father: William VILLIERS, Viscount Grandison mother: Mary BAYNING
m. Mary DAVIES
m. Louise Renee De PENANCOET De KEROUALLE father: Guillaume De PENANCOET, Seigneur De Keroualle mother: Marie De PLOEUC
m. Eleanor Nell GWYNN
m. Catarina Of Portugal father: Joao IV King Of Portugal
8. Mary Of England m. William II Prince of Orange
m. William II Prince of Orange
9. James II King Of England m1. Catherine SIDLEY m2. Arabella CHURCHILL m3. Anne HYDE m4. Mary Beatrix Eleanora Of MODENA
m. Catherine SIDLEY father: Sir Charles SIDLEY mother: Catherine SAVAGE
m. Arabella CHURCHILL father: Sir Winston CHURCHILL mother: Elizabeth DRAKE
m. Anne HYDE father: Edward HYDE, Earl Of Clarendon mother: Frances AYLESBURY
m. Mary Beatrix Eleanora Of MODENA father: Alphonso III Duke of Modena