Basler may refer to: an inhabitant or native of canton of Basel-Stadt, or canton of Basel-Landschaft, or Basel, Switzerland Basler (fashion), German fashion brand Basler (weapon), the German term for the baselard dagger Basler Electric, a manufacturer of power systems Mario Basler, (born 1968), a German former footballer Roy Basler, (1906-1989), American historian Basler BT-67, a remanufactured DC-3 aircraft produced by Basler Turbo Conversions