Robert Douglas was born 1588 in England, United Kingdom to Archibald Douglas of Pittendreich (1556-) and Elizabeth Sutherland (-) and died 1614 in England, United Kingdom of unspecified causes. He married Lady Jean Ross (1588-) circa 1609 in England, United Kingdom. Notable ancestors include Charlemagne (747-814), Alfred the Great (849-899), Henry II of England (1133-1189), William I of England (1027-1087), Hugh Capet (c940-996), Rurik (c832-879), Robert I of Scotland (1274-1329). Ancestors are from Scotland, the United Kingdom, Germany, France, England, Belgium, Spain, the Netherlands, Portugal, Russia, Ukraine, Italy, Byzantium, Hungary, the Czech Republic, Belarus, Switzerland, the Byzantine Empire.
|Offspring of Archibald Douglas of Pittendreich and Elizabeth Sutherland (-)|
|Robert Douglas (c1588-1614)||1588 England, United Kingdom||1614 England, United Kingdom|| Lady Jean Ross (1588-)|
|Samuel Douglas (c1590-aft1663)|
|Offspring of Robert Douglas and Lady Jean Ross (1588-)|
|William Douglas (1610-1682)||1610 United Kingdom||26 July 1682 New London, New London County, Connecticut, United States|| Ann Mattle|