John Templeton Jr.

John Marks "Jack" Templeton Jr. (February 19, 1940 – May 16, 2015) was an American medical doctor. He served as the Chairman and President of the John Templeton Foundation until his death, and also worked as a pediatric surgeon. He was a Republican.
Templeton was born in New York City. He was the elder son of Judith (Folk) and the American-born British stock investor, businessman and philanthropist John Templeton. He studied at Yale University in New Haven, Connecticut and at Harvard Medical School. He was married to Josephine and had three daughters.
Templeton was an Evangelical. He gave large sums of money to conservative organizations, like those opposing same-sex marriage.
Templeton died from brain cancer on May 16, 2015 in Bryn Mawr, Pennsylvania. He was 75.