They had three children together: Cynthia Pamela Humphrey, who married Royal Firman Jr. They divorced in September 1970. Gilbert Watts Humphrey (d. 1979), who became the Chairman of the Hanna conglomerate. Caroline Helen Humphrey, who married John G. Butler. In his later years, Humphrey essentially remained out of the spotlight. His health deteriorated when he suffered an apparent heat stroke in August 1969. He then became a frequent visitor to hospitals until entering Cleveland's University Hospital cardiac unit on December 27, 1969. He died there on January 20, 1970. He was buried at the Lake View Cemetery in Cleveland, Ohio. References External links Papers of George M. Humphrey, Dwight D. Eisenhower Presidential Library 1890 births 1970 deaths 20th-century American politicians University of Michigan Law School alumni American Episcopalians 20th-century American lawyers United States Secretaries of the Treasury American racehorse owners and breeders Burials at Lake View Cemetery, Cleveland Eisenhower administration cabinet members People from Cheboygan, Michigan Michigan Republicans