SS San Jacinto (ID-2586) was an American commercial passenger-cargo ship chartered by the United States Army for World War I service and considered for acquisition by the United States Navy as USS San Jacinto (ID-1531).

San Jacinto was built by Delaware River Iron Ship Building and Engine Works in 1903 at Chester, Pennsylvania for the Mallory Line.

Although the U.S. Navy considered acquiring San Jacinto and even assigned it the naval registry Identification Number (Id.

San Jacinto carried Oosterdijk's crew members to Halifax, Nova Scotia, Canada.

San Jacinto was repaired and returned to service under Army charter for the remainder of the war.