Kellie Castle is a castle just outside Arncroach and below the dominant hill in the area, Kellie Law. It is about 4 kilometres north of Pittenweem in the East Neuk of Fife, Scotland.

Arncroach is a small village situated in the east of Fife, four miles inland of the fishing village of Pittenweem and around 10 miles away from St Andrews, on the east coast of Scotland. The name Arnc