Old Kilpatrick, is a village in West Dunbartonshire, Scotland. The name Old Kilpatrick is said to be derived from St. Patrick ostensibly being born here. It has an estimated population of 4,820. It belonged to the parish of Old Kilpatrick which itself was only a few thousand people strong. The Forth and Clyde Canal separates Old Kilpatrick from the north bank of the River Clyde which is just a few metres beyond it to the south.