Louis Krebs Graham (born January 7, 1938) is an American professional golfer.

Graham won six PGA Tour tournaments including the 1975 U.S. Open.

Graham had only three wins in fifteen years, and then in 1979, he won three more times in the space of eleven weeks.

For this achievement, he won Golf Digest's 1979 Comeback of the Year award.

In 1977, he finished second – losing by one stroke to Hubert Green at Southern Hills Country Club in Tulsa, Oklahoma.