T41 may refer to:
Aviation Cessna T-41 Mescalero, an American trainer aircraft Grumman Gulfstream I, pre-production US Navy designation T-41A, redesignated TC-4C La Porte Municipal Airport (Texas), FAA location identifier Slingsby T.41 Skylark 2, a British glider
Other uses T41 (classification), a disability sport classification Bugatti Royale, a French luxury car Cooper T41, a British racing car IBM ThinkPad T41, a laptop SJ T41, a Swedish diesel-electric locomotive T-41 Light Amphibious Tank, a Soviet tank T41 pre-production model of the American M41 Walker Bulldog light tank T41, an open source and open hardware software defined radio for amateur radio