USS E. Benson Dennis (SP-791)

USS E. Benson Dennis (SP-791) was a United States Navy patrol vessel in commission from 1917 to 1919.

E. Benson Dennis was built as a commercial "Menhaden Fisherman"-type fishing trawler of the same name in 1901 by C. W. Crockett at Pocomoke City, Maryland. On 14 May 1917, the U.S. Navy acquired her from her owner, E. Benson Dennis of Cape Charles, Virginia, for use as a section patrol boat during World War I. She was commissioned on 15 May 1917 as USS E. Benson Dennis (SP-791).

Assigned to the 5th Naval District, E. Benson Dennis performed submarine net patrols and guard ship duties for the rest of World War I.

E. Benson Dennis was decommissioned on 12 March 1919 and returned to Dennis the same day.