Lancelot Inlet is an inlet in the Sunshine Coast region of the South Coast of British Columbia, Canada. It is a sidewater of Malaspina Inlet, and immediately east of the Gifford Peninsula. Via Thors Cove on its east side,[1] its own sidewater is Theodosia Inlet, at the head of which is the mouth of the Theodosia River. The locality of Theodosia Arm is located here.[2]