Tinn may refer to:
Places Tinn Municipality, a municipality in Telemark county, Norway Tinn prestegjeld, a former geographic subdivision of the Church of Norway in Telemark county Lake Tinn, a lake in Telemark county, Norway
People Tinn Isriyanet (born 1993), a Thai badminton player Eduard Tinn (1899–1968), an Estonian actor and theatre director Jack Tinn (1878–1971), an English football manager James Tinn (1922–1999), a British Labour Party politician Olev Tinn (1920–1971), an Estonian actor
See also Tin Tinne