The expense of the marriages of his daughters was supposed to have caused Colville some distress and he hoped for a financial reward from Elizabeth I.
[3] John Colville called Campbell "Junior", his father was still alive and he was known as the "young laird of Lawers".
[4] Campbell persuaded some Highland and Argyll men not to fight in Ireland against the English, speaking to two or three companies of soldiers on the point of embarking at Tarbert.
[5] He made offers to Sir Robert Cecil to support English soldiers in Ireland.
A younger son Mungo Campbell of Lawers was killed at the battle of Auldearn in 1645.