Lewis Sayre Van Duzer (1861 – March 28, 1936) was aUnited States Navy officer.
Born inElmira, New York, he graduated from theUnited States Naval Academy in 1880 and retired in 1914 with the rank of captain.
During theSpanish–American War he participated as an officer aboard theUSSIowa in theBattle of Santiago de Cuba. He later was posted to thePhilippines andChina, and was an instructor in ordnance at the Naval Academy. From 1910 to 1913, he was commander of theBrooklyn Navy Yard, and finally was captain of theUSSUtah from 1913 until his retirement in 1914.
He died inHorseheads, New York.
During his career, he received several medals. He was the editor of theArmy and Navy Year Book in 1895 and 1896.