Ray B. Mangrum (June 17, 1910 – April 2, 1975) was an American professional golfer and the older brother of a more famous golfer, Lloyd Mangrum.

Mangrum began his golf career in the 1920s as a club professional in Dallas, Texas,[1] eventually becoming the head professional at Cliff-Dale Country Club.

[1] In Los Angeles in the 1940s, Mangrum mentored Ted Rhodes, a trailblazing African-American golfer.

[3] Mangrum won five[4] PGA Tour events in the 1930s and 1940s.

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