Chase Brothers Motorcycle was a British motorcycle maker.
Arthur Chase was a professional bicycle racer, his brother Frederick Walter Chase a former works rider for BAT in 1902.
In 1903, the brothers co-founded a motorcycle company, relying on their racing reputation and F.W.'s well-known tuning skills. It was powered by a Soncin engine.
The company folded in 1906.
No examples are known to survive.