Cat Law is a Graham of 670.4 m in Angus. It is the most isolated register hill in Angus: higher ground is 10.9 km away.
All four of its nearest neighbours lie to the north, so it stands at the southern edge of its group. It shares its height of 670.4 m with Slieve Muck. Its nearest higher summit, Manywee (686.1 m, 10.9 km north-east), is a listed top not profiled here. The summit is marked by a trig point.