Leslie L. Lewis, 86, retired chief deportation officer of the U.S. Immigration and Naturalization Service, died of leukemia Friday at the Washington Hospital Center.

Mr. Lewis was born in Washington and grew up in Baltimore. He served in the Army in France during World War I. In the years after the war, he was a rate clerk in the office of the Army Quartermaster General and also worked for the Interstate Commerce Commission.

From about 1923 to 1928, when he bagan his career with the Immigration and Naturalization Service, he was a passenger agent and ship's purser with a number of railroads and shipping lines in Florida and Ohio and on the Chesapeake Bay and the Great Lakes.

He joined the Immigration and Naturalization Service in Detroit and worked their until 1941, when he was transferred to Washington. During World War II, the agency's main offices were relocated in Philadelphia. They returned here in 1948.

Mr. Lewis was assigned to cases involving enemy aliens during the war. At the time of his retirement in 1954, he was the chief deportation officer of the INS.

His wife, the former Vermell Sturdivant, died in 1939.

Mr. Lewis, who lived in Washington, is survived by a daughter, Muriel Lewis, also of Washington.