The Felixstowe F.1 was an experimental British flying boat designed and developed by Lieutenant Commander John Cyril Porte of the Royal Navy at the Seaplane Experimental Station Felixstowe based on the Curtiss H-4 with a new hull.
It is the successor of the Curtiss Model H ,
Felixstowe F.1 is the predecessor of the Felixstowe F.2.