- Raceball
- Racismo y béisbol cubano
- Rage
- Ralph Kiner
- Reading's Big League Exhibition Games
- Reclaiming 42
- Red Sox 2004
- Red Sox Baseball in the Days of Ike and Elvis: The Red Sox of the 1950s
- Red Sox in 5s and 10s
- Red Sox Legends
- Red Sox Rhymes
- Red Sox Triviology
- Red Sox University
- Red Sox vs. Braves in Boston
- Red Sox vs. Braves in Boston
- Rehab to Throw Like a Pro
- Relentless Pursuit: Pete Rose's Self-Serving Quest for the All-Time Hits Record - 1983 - 1986
- Research Notes for Women at Play: The Story of Women in Baseball
- Revival by the River
- Rhymes and Reasons
- Richard Kauffman St. Louis Browns First Baseman
- Rickey & Robinson
- Right Off the Bat
- Roadside Baseball: The Locations of America's Baseball Landmarks
- RoadTrip America A Sports Fan's Guide to Route 66
- Rob Neyer's Big Book of Baseball Blunders
- Rock Solid
- Rod Carew's Hit to Win
- Rod Carew: One Tough Out
- Rod Dedeaux: Master of the Diamond
- Ron Shandler's 2018 Baseball Forecaster
- Ron Shandler's 2019 Baseball Forecaster
- Ron Shandler's 2021 Baseball Forecaster
- Rook's Glimpse of Baseball
- Rookie of the Year
- Roots and Wings
- Ropes, Reins, and Rawhide
- Ross Youngs
- Rowdy Patsy Tebeau and the Cleveland Spiders
- Rum Point