 Culcreuch Castle was built in 1296 by Maurice Galbraith.It was the clan seat of Clan Galbraith from 1320 to 1624, when it was sold to a cousin, Alexander Seton of Gargunnock, to settle a financial debt.In 1632, it was purchased by Robert Napier, a younger son of John Napier, the 8th Laird of Merchiston.