Although I have no relation to the following, thought this may be of some help.
Alexander Collie married to a Mary Soutter
1851 Peterhead Census District 13, page 35, No.181, 90 Contitution Street Alexander Collie, head, 49, St.Fergus, Banffshire Mary Collie, wife, 56, Peterhead James Collie, son, 19, Peterhead Margaret Collie, daughter, 17, Peterhead
Peterhead Deaths 1855, No.44, Alexander Collie, carter, male, age 54 years, born St.Fergus, 25 years in this district, parents: John Collie, labourer (deceased) and Margaret Collie ms Robb, married to Mary Souttar, children: 1. Robert 27, 2. Alexander 25, 3. James 23, 4. John 20, 5. Margaret 22, died 8th April 9h pm at Kirk town, cause: Bronchitis had for about two months, buried Churchyard of Peterhead, informant: Margaret Collie, daughter.
No.18, Robert Collie, ship-carpenter, single, 7/2/1869 at 2h am 48 Kirk Street, male, 38years 10months, parents: Alexander Collie, labourer (dead) and Mary Collie ms Soutter, informant: James Collie, brother, present, occupier.