Lorrin is a masculine given name. Notable people with the name include:
Lorrin A. Cooke (1831–1902), American politician Lorrin A. Shepard (1890–1983), American medical missionary Lorrin A. Thurston (1858–1931), Hawaiian lawyer, politician, and businessman Lorrin Andrews (1795–1868), American missionary and judge Lorrin Harrison (1913–1993), American surfer