I have Gordon with brothers Samuel and Simpson (twins), Hugh and sister Margaret; parents John McKenzie and Jane Murray
"An 1826 militia list for Loth Sutherland copied from internet site:
http://www.countysutherland.co.uk/40.html has:
MACKENZIE
Donald, labourer, East Helmsdale, under 30; Donald, merchant, Helmsdale, over 30; George, labourer, Navidale, under 30; George, junior, labourer, East Helmsdale, over 30; Gordon, cooper, Helmsdale, under 30; Hugh, cooper, Helmsdale, under 30;"
"1841 Census Parish: Loth; ED: 4; Page: 6 for Gartymore, Sutherland
Gordon McKenzie age 30 a cooper
Betty McKenzie age 30; Mary age 7, Ann age 6, Betty age 3, Jean age 1"
1851 Census Parish: Tarbat; ED: 2; Page: 29; Line: 17; Gordon McKenzie age 42 a cooper living as a lodger in Portmahomack, Ross & Cromarty.
"1851 Census for Gartymore, Kildonan, Sutherland
Betsy McKenzie Head, married, age 40 a crofter b Kildonan, Sutherland
Ann McKenzie daughter age 14 b Sutherland
Jane McKenzie daughter age 10 b Sutherland
Johan McKenzie daughter age 8 b Sutherland
Gordon McKenzie son age 6 b Sutherland
Dollina McKenzie daughter age 4 b Sutherland
Alexandrina McKenzie daughter age 4 b Sutherland
James McKenzie son age 2 b Sutherland"
"1861 Census Parish: Kildonan; ED: 1; Page: 13; Line: 10. for Gartymore, Sutherland
Gordon McKenzie age 54, a cooper b Kildonan, Sutherland
Betty McKenzie age 52 b Kildonan
Jane McKenzie age 19
Johan age 18, Gordon age 16, Alexandrina age 13 and James ag 11"
"1871 Census for Gartymore, Kildonan, Sutherland
Gordon McKenzie Head, married, age 60 Crofter and Cooper 1 Acre arable b Sutherland
Betsy McKenzie, wife, married, age 62 a crofter's wife b Kildonan, Sutherland
Mary McKenzie, unmarried, daughter age 32 General servant, b Kildonan, Sutherland
Alexandrina McKenzie, unmarried, daughter age 23 General servant, b Kildonan, Sutherland
James McKenzie, unmarried, son age 21 Ag Lab, b Kildonan, Sutherland
Gordon McKenzie Grandson age 6 b Dunbartonshire, Scotland"
"1881 Census Parish: Kildonan; ED: 1; Page: 6; Line: 23 for Gartymore Sutherland
Gordon McKenzie, widower, age 80 b Kildonan, Sutherland, a cooper
James McKenzie, son, unmarried, age 28 a general labourer b Sutherland
Mary McKenzie, daughter, unmarried, age 46 general servant
Alexr McKenzie, grandson, age 5, a scholar b Kildonan, Sutherland"
Gordon McKenzie died 12 August 1885 in Gartymore: from Ancestry
Web site
www.glendiscovery.com has: Gordon McKenzie b 25 Jan 1845 Kildonan parish, Sutherland, Scotland Father Gordon McKenzie, Mother Betty Bruce; Births for Ann, Betty Johanna and Jane also listed
Hope this helps