*Sir William "le Hardi" Douglas
born before 1256
died 1302 Tower of London, England

father:
*William "Long Legs" of Douglas
born about 1210/20

mother:
*sister of the Earl of Carrick

siblings:
unknown

spouse:
*Elizabeth Stewart
or
*daughter de Keith
married about 1279 Stonehaven, Kincardine, Scotland

children:
*James "The Good" Earl of Douglas born about 1284 Scotland
died 25 August 1330 Teba, Spain
Hugh "The Dull" Douglas born 1294 Scotland died 1342
*Sir Archibald Douglas born about 1297 Douglas, Lanarkshire, Scotland
died 19 July 1333 Battle of Haliden Hill, Northumberland, England

biographical and/or anecdotal:

notes or source:
LDS
ancestry.com
"Biographical Encyclopedia of the Kings & Queens of Great Britain" by Mike Ashley