Would look likely Ev. If I am following this line correctly:
There is a marriage on IGI:
WILLIAM PIRIE THOM and SARAH CHEYNE
Marriage: 17 AUG 1872 in Millbrex, Aberdeen
One daughter shows to a Wiliam Thom and Sarah Cheyne on IGI (before records stop on IGI c. 1874):
MARY ANN THOM Birth: 25 NOV 1872 Millbrex, Aberdeen
Censusus for the family:
1881 - family transcribed as Thorn on the index I am looking at:
Sarah Thorn 28, dressmaker b. Fyvie, Aberdeenshire
Mary Ann Thorn 8, daughter b. Fyvie, Aberdeenshire
Alexander Cheyne 31, brother, mason, b. Fyvie, Aberdeenshire
John Cheyne 27, brother, joiner b. Fyvie, Aberdeenshire
Address: Spital No 57, Aberdeen Old Marchar
1891:
Sarah Thom 38, dressmaker b. Fyvie, Aberdeenshire
Mary Ann Thom 17, dressmaker b. Fyvie, Aberdeenshire
Jeannie Thom 15 b. Gardenstown, Banff Sh
William Thom 8 b. Old machar, Aberdeen Sh
Peter Thom 1 b. Old machar, Aberdeen Sh
Address: 102 Hadden St, Woodside, Aberdeen Old Marchar
Monica