USS Eaglet (SP-909), later redesignated YP-909, was an armed motorboat that served in the United States Navy as a patrol vessel from 1917 to 1921.

Eaglet was built as a civilian motorboat in either 1909 or 1911[2] by George Lawley & Son at Neponset, Massachusetts.

Budlong of Providence, Rhode Island, on 16 June 1917 for use as a patrol boat during World War I.

She was reclassified as a district patrol craft and redesignated YP-909 in 1920.

She was resold on 12 May 1922 and stricken from the Navy List the same day.