Mary Heguembourg Brewster was born 1789 in New Haven County, Connecticut, United States to Charles Louis Heguembourg (1759-1851) and Mercey Clark (1765-1830) and died 1867 New Haven County, Connecticut, United States of unspecified causes. She married James Brewster (1788-1866) 18 September 1810 in New Haven, New Haven County, Connecticut.
|Offspring of James Brewster and Mary Heguembaurg (1789-1867)|
|Mary Elizabeth Brewster (1812-1867)|
|Rebecca D Brewster (1814-1890)|
|Joseph Brewster (1816-1895)||1816 Windham, Windham County, Connecticut, United States||1895||Sarah Jane Bunce (1820-1866)|
|James Benjamin Brewster (1817-1902)|
|Henry Brewster (1820-)|