Bob Welch may refer to:
- Bob Welch (baseball) (1956–2014), American baseball pitcher
- Bob Welch (author) (born c. 1955), American author and newspaper columnist
- Bob Welch (musician) (1945–2012), American musician and member of Fleetwood Mac
- Bob Welch (politician) (1928–2000), Canadian politician
Robert Lynn Welch was an American professional baseball starting pitcher. He played in Major League Baseball (MLB) for the Los Angeles Dodgers (1978–87) and Oakland Athletics (1988–94). Prior to his professional career, he attended Eastern Michigan University, where he played college baseball for the Eastern Michigan Hurons baseball team. He helped lead the Hurons, coached by Ron Oestrike, to the 1976 College World Series, losing to Arizona in the Championship Game.
Bob Welch is an American author, speaker, teacher and newspaper columnist from Oregon. He writes a column for The Register-Guard, and is an adjunct professor at the University of Oregon. He has been honored multiple times by the National Society of Newspaper Columnists, and won many awards, including The Seattle Times C.B. Blethen Award for Distinguished Feature Writing.
Robert Lawrence Welch Jr. was an American musician who was a member of Fleetwood Mac from 1971 to 1974. He had a successful solo career in the late 1970s. His singles included "Hot Love, Cold World", "Ebony Eyes", "Precious Love", "Hypnotized", and his signature song, "Sentimental Lady".
