children mentioned on the tombstone and in the 1851 Fredericton census were:
1) Mary Simpson b. c1829
2) Catherine Simpson b. 1832
3) Julia Black Simpson b. c1838, d. 13 Apr 1887, married W.A. Balloch
4) Emma Simpson b. c1845
5) Miss Simpson m. Archdeacon Neales of Woodstock, Carleton County.
PANB:MC80/132 Lillian M.B. Maxwell’s The old grave-yard, pg 113: John Simpson had a brother Peter Simpson and a sister Julia Simpson who also settled in Fredericton.