Genealogy of the Marshall Family,
including Medieval and Ancient Lines

Updated: 09-30-2024.

Submitted and Maintained by Bill Marshall, bill.marshall@verizon.net.

Additions and corrections appreciated (especially with sources). My current list of sources is here. Homepage here.

Index of Medieval and Ancient Lines is here, notable people here, and Gedcom available to be downloaded.

Index of Modern Lines (immigrants to America and their descendants) is here, notable people here, and Gedcom here.

Individual Page

Person Info

Name: Alexander SINCLAIR
Sex: M
Death: After 1 Nov 1369 ^d

Parents:

Father:
Thomas SINCLAIR Birth: 2 Death: Before 1 Nov 1371

Family:
Bibliography

Paul, Sir James Balfour, Scots Peerage: founded on Wood's edition of Sir Robert Douglas's peerage of Scotland; containing an historical and genealogical account of the nobility of that Kingdom. Edinburgh: David Douglas, 1904. NYPL ARO (Scots Peerage) (too fragile to copy). Available at https://familysearch.org/search/catalog/216265. Information from this source tagged as [Ref: SP VI p[0-9]*].

Sources for birth and parent Information

father:: [Ref: SP VI p567]

Sources for death Information

date:: living 1 Nov 1369 [Ref: SP VI p567]

Research Notes:

Pedigree of Alexander SINCLAIR
                                     /-----Robert De St CLARE
                            /-----Sir William SINCLAIR
                           |        |                           /-----Louis VI The Fat King Of France
                           |        |                  /-----Robert I Count Of Dreux
                           |        |                 |         \-----Adelaide Of Savoy
                           |        |         /-----Robert II Count Of Dreux
                           |        |        |        |         /-----Gui Seigneur De Baudmont And Braine
                           |        |        |         \-----Agnes De Baudemont
                           |        |        |                  \-----Adelaide
                           |         \-----Eleanor Of Dreux
                           |                 |                  /-----Enguerrand II Sire De COUCY
                           |                 |         /-----Ralph I Sire De COUCY
                           |                 |        |         \-----Agnes De BAUGENCI
                           |                  \-----Yolande De COUCY
                           |                          |         /-----Baldwin IV Count Of Hainault
                           |                           \-----Agnes Of Hainault
                           |                                    \-----Alix De NAMUR
                   /-----Sir Henry SINCLAIR
                  |        |                                    /-----Malise Earl Of Strathern
                  |        |                           /-----Ferteth Earl Of Strathern
                  |        |                  /-----Gilbert Earl Of Strathern
                  |        |                 |         \-----Ethen
                  |        |         /-----Robert Earl Of Strathern
                  |        |        |        |                  /-----Ralph V De TOENI, Baron Of Flamstead
                  |        |        |        |         /-----Roger IV De TOENI, Baron Of Flamstead
                  |        |        |        |        |         \-----Margaret De BEAUMONT
                  |        |        |         \-----Margaret De TOSNY
                  |        |        |                 |         /-----Richard I De BEAUMONT, Viscount Of Maine
                  |        |        |                  \-----Constance De BEAUMONT
                  |        |        |                           \-----Lucie De L'AIGLE
                  |         \-----Amicia
                  |                 |                           /-----Freskin
                  |                 |                  /-----William FRESKIN
                  |                 |         /-----Hugh De MORAVIA
                  |                  \-----(Unk dau) De MORAVIA
                  |                          |                  /-----Duncan MACDUFF, Earl Of Fife, Regent Of Scotlan
                  |                          |         /-----Duncan MACDUFF, Earl Of Fife, Justiciar Of Scot
                  |                           \-----Annabela Of Fife
                  |                                    \-----Ela
          /-----Sir William SINCLAIR
         |        |         /-----William De FENTON
         |         \-----Alice De FENTON
         |                 |         /-----John BYSET
         |                  \-----Cecilia BYSET
         |                          |                  /-----Thomas DURWARD
         |                          |         /-----Sir Alan DURWARD
         |                          |        |        |         /-----Malcolm Earl Of Atholl
         |                          |        |         \-----(Unk) of Atholl
         |                          |        |                  \-----Hextilde of Tynedale
         |                           \-----(Unk) DURWARD
         |                                   |                  /-----William The Lion King Of Scots
         |                                   |         /-----Alexander II King Of Scots
         |                                   |        |         \-----Ermengarde Of Maine
         |                                    \-----Marjorie
/-----Thomas SINCLAIR
Alexander SINCLAIR

Descendants of Alexander SINCLAIR

1. Alexander SINCLAIR