The PEDIGREE of
William SINCLAIR (ST. CLAIR)

     6th Baron of ROSLIN

     Born:  abt. 1234    Died:  1297 Tower of London


HM George I's First Cousin 13x removed, Male.

 Wife/Partner:       Matilda of ORKNEY
 Possible Children:       Henry (Sir; of ROSLIN) SINCLAIR   ;   Annabel (of Rosslyn) SINCLAIR   ;   William (of Longformacus) SINCLAIR
 Alternative Father of Possible Children:       William (Sir; of ROSLIN) SINCLAIR
_______________________________________________________________________________________ 
/-- Walderne (Earl) de ST. CLAIR   +====> [ 255 ,gc,t,&]
/-- William `the Seemly' de ST. CLAIR
/  \-- Margaret (Helen) of NORMANDY   +==&=> [ 255 ,gC,tmD,&]
/-- Henri `the Crusader' de ST. CLAIR
/  \-- Dorothy (Doratha; of Raby) DUNBAR   +==&=> [ 255 ,g,D,&]
/-- Henri `the Councellor' de ST. CLAIR
/  \-- Rosabel FORTEITH of STRATHEARN   +====> [ 251 ,,q,&]
/-- William de ST. CLAIR (SINCLAIR)  (1162? - 1214)
/  \-- Margaret GRATHAWAY (GRATHENAY)
/-- Henri de ST. CLAIR  (1192? - 1222+)
/-- Cospatric (IV; Earl) of DUNBAR   +==&=> [ 255 ,g,D,&]
/   | (skip this generation?)
/-- Waldeve (4th/5th Earl) of DUNBAR
| or: prob. not Patrick DUNBAR, q.v.
/  \-- sister of Edmund   (skip?)
\-- Agnes (of MARCH) of DUNBAR
\-- Ailine (Adelina)  (? - 1179)
/   | or: prob. not Ada of SCOTLAND, q.v.
/-- Henri (or William) de ST. CLAIR  (1222? - 1270?)
| or: Robert de ST. CLAIR, q.v.
/-- Ferquhard (2nd Earl) of STRATHEARN   +====> [ 251 ,,q,&]
/-- Gilbert (3rd Earl of) STRATHEARN
/  \-- prob.  Ethna (Ethen)
/-- Robert (4th Earl of) STRATHEARN  (1176? - 1240?)
/  \-- Matilda (Maud) d' AUBIGNY   +==&=> [ 255 ,hGC,r,&]
\-- Katherine of STRATHEARN
/   \-- poss.  Matilda (poss. of ORKNEY)  (? - 1247+)
- William SINCLAIR (ST. CLAIR)
/-- Gillochar (1st Earl) of MAR   +====> [ 1]
/-- Morgund (2nd Earl) of MAR (MARR)  (? - by 1183)
/-- Gilchrist de MAR  (? - 1211?)
| (skip this generation?)
/  \-- Agnes
/-- Duncan (4th Earl) de MAR  (? - by 1244)
\-- Margaret of MAR
| or: Eleanor (Alienor) de DREUX, q.v.
/-- poss.  William LATHERISK
/-- William (de) LATHERISK
\-- Orabella (de) LATHERISK
 

 
  His (poss.) Grandchildren:       William (II) ST. CLAIR   ;   (Miss) of WEMYSS   ;   (Miss) WEMYSS   ;   Margaret WEMYSS   ;   John (Sir; of Leuchars & Kincaldrum) WEMYSS   ;   James (of Longformacus) SINCLAIR
 

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