G13 may refer to: G-13 (cannabis), a type of cannabis County Route G13 (California) G13 Baobab Alliance, a political alliance in Benin G13 carbine, a proposed Georgian firearm Gate 13, a group of supporters of the Greek football club Panathinaikos , a Royal Navy G-class submarine Logitech G13, a computer keyboard Suzuki G13, an automobile engine G-13, a Swiss postwar version of the Jagdpanzer 38 Hetzer tank destroyer G13, a type of bi-pin lamp base