Hi Lynn, this is everything I could find:-
THOMAS MACCULLOCK
30/12/1778 Thomas MacCullock, lately in Ceannabin, soldier in Duke of Gordon's Fencibles to Margaret MacKay, alias nin eanmacalisterroy in Uaighbeg.
(The alias I think is daughter of John son of Alistair)
17/12/1784 Thomas MacCullock in Ceannabin and Margaret MacKay, Ann Innes
09/01/1786 Thomas MacCullock, tenent in Island Choarie and Margaret MacKay, Barbara
01/01/1788 Thomas MacCullock, tenent in Island Choarie and Margaret MacKay, alias nin eanmacalister, Fairly Reay
28/08/1790 Thomas MacCullock, servant in Farout and Margaret MacKay, alias nin eanmacalister, Christian
13/08/1792 Thomas MacCullock, tenent and herdsman in Farout and Margaret MacKay, John
05/10/1792 Thomas MacCullock, tenent in Farout and Margaret MacKay, a single woman alias nin Dholicye, George NBLW
11/10/1794 Thomas MacCullock, tenent and herdsman in Farout and Margaret MacKay, James
23/12/1796 Thomas MacCullock, herdsman in Farout and Margaret MacKay, Christian
04/05/1799 Thomas MacCullock, Achins of Cnocbreac and Margaret MacKay, Donald
22/02/1802 Thomas MacCullock in balamhulich and Margaret MacKay, Donald
26/06/1802 Thomas MacCullock in Balamhulich and Margaret MacKay, alias nin
Dolicye, guilty of a relapse [n.b.l.w.], Janet
Marriage
29/02/1812 William Wood, Shepherd, Dalvichie, parish of Lairg and Ann MacCullock daughter of Thomas MacCullock, Balamhulich
Could not find the birth of Margaret MacKay but I think these are some of her siblings:-
15/08/1765 John MacKay, alias Macalisterroy in Uaibeg, Hugh
13/05/1770 John MacKay, alias Macalisterroy in Uaibeg, Alexander
31/01/1774 John MacKay, alias Macalisterroy in Uaibeg, Marion
26/07/1775 John MacKay, alias Macalisterroy in Uaibeg, Wilhelmina
JOHN MACCULLOCK
30/10/1783 John MacCullock weaver at Ceannabin and lat N.F. to Catherine
MacKay, alias nin Robmacuilammacneil in Uaibeg
(daughter of Robert son of William son of Neil)
18/09/1785 John MacCullock weaver in Uaibeg and Catherine MacKay, John
11/08/1788 John MacCullock weaver in Uaibeg and Catherine MacKay, James
02/10/1791 John MacCullock weaver in Uaibeg and Katherine MacKay, Angus
04/08/1795 John MacCullock weaver and tenent in Balamhulich and presently
a soldier in the Reay Fencibles and Catherine MacKay alias
Robmacenicuilammacneil, Christian
Catherine MacKay's parents, I belive were Robert MacKay and Janet Murray.
Hope this helps.
Andy