USS Bolivar (APA-34) was a Bayfield-class attack transport in the United States Navy during World War II. She was named for Bolivar County, Mississippi. Bolivar was laid down on 13 May 1942 at San Francisco, California, by the Western Pipe and Steel Company under a Maritime Commission contract (MC hull 269); launched as SS Sea Angel on 7 September 1942; sponsored by Mrs. Robert W. Ethen; originally designated a transport, AP-79; reclassified APA-34 on 1 February 1943; transferred to the Navy on 15 March 1943; commissioned that same day, as Bolivar, Lieutenant Commander R. E. Perry in command; moved to Hoboken, New Jersey; decommissioned there on 23 April; converted to an attack transport by Todd Shipbuilding Company; and recommissioned on 1 September, Capt. Joseph A. Gainard in command.