Hugh H. Cramer, 60, who was assistant to the U.S. Postmaster General from 1963 to 1966, died of cancer Saturday at Shady Grove Adventist Hospital.

Since leaving the old Post Office Department, he had been president of Remarc Associates, a marine and shipbuilding consulting firm.

Mr. Cramer was a native of Washington and a 1938 graduate of the old Central High School. He was a graduate of Elcon College in North Carolina and earned a law degree at Catholic University.

After working as a civilian Navy Department employe and then as an accountant in private industry in Washington, he was comtroller of the old Arcade Sunshine Laundry in Washington from 1955 to 1958. He then spent two years as president and coowner of the old Washington Laundry located on K street NW.

He was contracts director with the Navy Department's old Bureau of Ships in the early 1960's before joining the Post Office Department.

Mr. Cramer lived in Washington, Chevy Chase and in Bethesda before moving to Gaithesburg five years ago.

Survivors including his wife, Dorothy, of Gaithersburg; two daughters, Mary Ann Hague of Barrington, R.I., and Donna M. Swensen of Burke, Va.; his mother, Mary Cramer of Baltimore; two brothers, retired Navy Vice Adm. Shannon D., of Gaithersburg, and Calvin D., of Sky Lake, N.Y., and three grandchildren.