Looks like Jack Nicolas and Gerald Ford are filling out the foresome.
I don't think it's Gerald Ford; he's too young and lacks a "pouch." But I do want to know who that is.
I did some searching and I think you are correct. It is Gerald Ford.
Look Here ...Lay had found a place in the commander-in-chief's golf foursome (along with golf legend Jack Nicklaus and former president Gerald R. Ford) in Vail, Colo., where Clinton first vacationed as president.