Millhall is a hamlet in East Renfrewshire, in the Central Lowlands of Scotland. It lies 0.8 miles (1.3 km) southeast of Eaglesham, 8.3 miles (13.4 km) northwest of Strathaven and 3.6 miles (5.8 km) southwest of East Kilbride. Polnoon Castle, a scheduled monument, is in Millhall.