• Robert Boyd (witnessed a charter concerning
Irvine, North Ayrshire in 1205). • Robert Boyd (fought at the
Battle of Largs in 1263 in support of the Scottish Crown). • Sir Robert Boyd, 1st of Kilmarnock (fought at the
Battle of Bannockburn in 1314 and captured at the
Battle of Halidon Hill in 1333) • Sir Thomas Boyd, 2nd of Kilmarnock (captured at the
Battle of Neville's Cross in 1346) • Sir Thomas Boyd, 3rd of Kilmarnock (pardoned in 1409 by the
Regent Albany for killing Neilson of Dalrymple, a personal enemy) • Thomas Boyd, 4th of Kilmarnock (d.1432) (hostage for
James I of Scotland when he was imprisoned by the English) • Sir Thomas Boyd, 5th of Kilmarnock (d.1439) (killed Sir Alan Stewart of Darnely in a feud and was himself killed by Stewart's brother at the
Battle of Craignaught Hill in 1439) ==Lords Boyd (1454)==