Donald married Mary Geraldine Teed 11 Jun 1943, Saint John, Saint John, New Brunswick, Canada. Mary (daughter of John Francis Hanington Teed and Muriel Vivian Wetmore) was born 13 Aug 1921, Saint John, Saint John, New Brunswick, Canada; died 27 Jun 2011, Middleton, , Nova Scotia, Canada. [Group Sheet]

1. Donald Teed Gillis was born 22 Mar 1944, Saint John, Saint John, New Brunswick, Canada; died 19 Mar 2019, Middleton, , Nova Scotia, Canada.
2. William Bruce Gillis
3. Thomas Gray Gillis
4. Mary Heather Gillis was born 19 Aug 1950, London, , Ontario, Canada; died 31 Dec 2013, Annapolis Royal, , Nova Scotia, Canada.
5. James Bartlett Gillis
6. Melody Ann Gillis was born 4 Oct 1954, London, , Ontario, Canada; died 16 Sep 1955, London, , Ontario, Canada.
7. Timothy Daniel Gillis
8. Geoffrey Scott Gillis
9. Shaun Andrew Gillis