He was the son of William Grigor and Isabella Grant.
William appeared on the 1871 Scottish Census of 2 Apr 1871 in the household of William Grigor at 238 High Street, Close, Elgin, Moray, Scotland ;
GRIGOR William, Head, Mar, 40, Grocer, Dallas Moray
GRIGOR Isabella, Wife, Mar, 33, Aberlour Banff
GRIGOR Isabella, Dau, 5, Elgin Moray
GRIGOR Margaret, Dau, 3, Elgin Moray
GRIGOR William, Son, 1, Elgin Moray.2
|Father*||William Grigor (c 1831 - 28 Mar 1876)|
|Mother*||Isabella Grant (1838 - 11 Jan 1886)|
- [S11] Scottish Record Office BDM Indexes, online www.scotlandspeople.gov.uk, 1870 Elgin Moray, 135/00 0053. Hereinafter cited as Scottish Record Office BDM Indexes.
- [S76] 1871 Scottish Census (www.scotlandspeople.co.uk: New Register House Edinburgh, 2 April 1871), 1871 Elgin Moray, ED 8, Page 24, Rego No 135A. Hereinafter cited as 1871 Scottish Census.