USS Perfecto (SP-86) was a motorboat that served in the United States Navy during World War I.

She was built in 1917 by the Greenport Basin and Construction Company in Greenport, New York, and owned by J. J. Phelps of Hackensack, New Jersey.

During World War I, Perfecto served in the 5th Naval District, headquartered in Norfolk Navy Yard in Norfolk, Virginia.

She was returned to her owner, Phelps, after the war ended on 18 February 1919.

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