On the birth record for George Sinclair as posted by Isobel 
reply 5 his mother
Elizabeth Sinclair is noted as 
dau of a seamanIf this is the same Elizabeth Hall/Margaret Sinclair as per 1901 census below 
living Wick Caithness in 1861 her
 father George’s occ Ag Labourer we have looked on ancestry that's where we got most of our info
Is this the info. you have found on Anc*Y?
1861 Parish: Wick; ED: 3; Page: 4
George Sinclair 32 Halkirk occ 
Ag Lab.Margaret Sinclair 30 Orkney Wales
Jenn Sinclair 3 Dunnet
Elizabeth Sinclair 1 WickJane Sinclair Birth 23 Nov 1857 Dunnet,Caithness,Scotland
Father:   George Sinclair Mother:   Margaret Gunn
Elizabeth Sinclair    Birth 15 Jan 1860
 Wick, Caithness,Scotland
Father:   
George Sinclair  Mother:   
Margaret Gunn1871 Parish: Wick; ED: 6; Page: 19
Geo Sinclair           45 Halkirk occ. Agent of Assasane Soer  

 need to check original census
Margaret Sinclair   39 Orkney
Jane Sinclair           13 Dunnet
Elizabeth Sinclair   11 WickBarbara Sinclair             6 Wick
Geo Sinclair           15 Latheron, Lodger
Barbara Sinclair Birth 23 Dec 1864 Wick, Caithness,Scotland
Father:   George Sinclair Mother:   Margaret Gunn
Can anyone spot the Sinclair's on 1881 census?For others looking can I confirm this is the family on 1901 census
65 Maskell Street Manchester
Elizabeth Hall widow   41 Wick Caithness Scotland
Margaret Sinclair mother   67 Dunnett
Barbara Hall dau   16 Edinburgh
George S Hall son   15 Edinburgh
plus several boarders
RG13; Piece: 3695; Folio: 18; Page: 27
Can anyone spot the above family on 1891 census ?