Lotman is a surname. Notable people with the surname include:
Aleksei Lotman (born 1960), Estonian biologist, son of Juri Lotman Herb Lotman (1933–2014), U.S. food industry magnate Juri Lotman (1922–1993), Russian formalist critic, semiotician, and culturologist Mihhail Lotman (born 1952), son of Juri Lotman, Estonian literature researcher and politician