Andrew married Margaret Fleiger MacCallum 26 Sep 1906, Plaster Rock, Victoria, New Brunswick, Canada. Margaret (daughter of Eubulas MacCallum and Eliza Robertson) was born 5 May 1886, Tabusintac, Northumberland, New Brunswick, Canada; died Apr 1976; was buried , Riverside and Stymiest Cemetery, Tabusintac, Northumberland, New Brunswick, Canada. [Group Sheet]

1. John Andrew Robertson was born CA Jul 1907, Tabusintac, Northumberland, New Brunswick, Canada; died 8 Feb 1911, Tabusintac, Northumberland, New Brunswick, Canada; was buried , Riverside and Stymiest Cemetery, Tabusintac, Northumberland, New Brunswick, Canada.
2. William Leslie Robertson was born 2 May 1910, Tabusintac, Northumberland, New Brunswick, Canada; died Between 1986 and Dec 2002, Plaster Rock, Victoria, New Brunswick, Canada.
3. Dorothy Rhoda Robertson was born 1 Mar 1913, Red Pine Island; died 12 Mar 2005, Edmundston, , New Brunswick, Canada; was buried , Plaster Rock Cemetery, Plaster Rock, Victoria, New Brunswick, Canada.
4. Helen Elizabeth Robertson was born 1916, Tabusintac, Northumberland, New Brunswick, Canada; died 26 Feb 2003, , , New Brunswick, Canada; was buried , Linton Corner Cemetery, Linton Corner, , New Brunswick, Canada.
5. Clement G Robertson was born 1919, Tabusintac, Northumberland, New Brunswick, Canada; died Bef Dec 2002.
6. Keith Andrew Robertson was born 17 Oct 1921, Tabusintac, Northumberland, New Brunswick, Canada; died 14 Dec 2002, Plaster Rock, Victoria, New Brunswick, Canada.
7. Clarence Seaborne Bradley Robertson was born 31 Aug 1923, Gaythorne, Northumberland, New Brunswick, Canada; died 31 Dec 1999, Ottawa, , Ontario, Canada.