This is a list of nicknames of Major League Baseball teams and players. It includes a complete list of nicknames of players in the Baseball Hall of Fame, a list of nicknames of current players, nicknames of popular players who have played for each major league team, and lists of nicknames grouped into particular categories (e.g., ethnic nicknames, personality trait nicknames etc.). It also includes a list of nicknames of current Major League teams. Sports journalists, broadcasters and fans commonly refer to teams by a wide variety of nicknames. Many of the names are so established that newspapers routinely use the names in headlines.

Hall of Fame inductees

Player nicknames

Major League teams

Atlanta Braves players nicknames

Baltimore Orioles players nicknames

Boston Red Sox players nicknames

Chicago Cubs players nicknames

Chicago White Sox players nicknames

Cincinnati Reds players nicknames

Cleveland Indians players nicknames

Colorado Rockies players nicknames

Detroit Tigers player nicknames

Houston Astros players nicknames

Kansas City Royals players nicknames

Los Angeles Angels of Anaheim players nicknames

Los Angeles Dodgers players nicknames

Milwaukee Brewers players nicknames

Minnesota Twins players nicknames

Montreal Expos players nicknames

New York Mets players nicknames

New York Yankees nicknames

Oakland Athletics players nicknames

Philadelphia Phillies players nicknames

Pittsburgh Pirates players nicknames

St. Louis Cardinals players nicknames

San Diego Padres players nicknames

San Francisco Giants players nicknames

Seattle Mariners players nicknames

Tampa Bay Devil Rays/Rays player Nicknames

Texas Rangers players nicknames

Toronto Blue Jays players nicknames

Washington Nationals players nicknames

Other leagues