Raymond Wells Murphy, 76, a retired sales manager for Standard Brands, Inc., died Tuesday at Loudoun County Memorial Hospital in Leesburg after a long illness.

He joined Standard Brands in 1920 and was sales manager of the Washington plant until the operation moved to Baltimore in 1957. He then was sales manager there, commuting from his home in Washington, until retiring in 1965.

Born in Washington, Mr. Murphy was a graduate of Central High School and Benjamin Franklin University.

During World War II, he served as a captain in the material division of the Army Air Corps. He was stationed at Bolling Field here and at Wright-Patterson Field in Ohio.

Mr. Murphy was a life member of the former Sherwood Presbyterian Church, which became Northeastern Presbyterian Church in January, 1975. He had served as a deacon and elder and represented the Washington Presbytery at the Presbyterian General Assembly in Los Angeles in 1955.

He was a past master of the Eastgate Lodge of the Masons and a past patron of the Eastgate Chapter of the Eastern Star.

He is survived by his wife, Winifred McMinimy Murphy, of the home in Washington; a son, Raymond W. Jr., of Sterling, Va.; a daughter, Carolyn Murphy Mulgrew, of Cleveland; a sister, Doris Murphy Shreve, of North Carolina, and two grandchildren.