1891 in baseball

The following are the baseball events of the year 1891 throughout the world.

Champions

 * National League: Boston Beaneaters
 * American Association: Boston Reds

Births

 * January 15 - Ray Chapman
 * January 28 - Bill Doak
 * February 5 - Roger Peckinpaugh
 * March 4 - Dazzy Vance
 * March 24 - Ernie Shore
 * April 20 - Dave Bancroft
 * May 3 - Eppa Rixey
 * June 1 - Hank Severeid
 * July 6 - Steve O'Neill
 * August 18 - Wally Gerber
 * August 22 - Happy Felsch
 * October 13 - Fred McMullin
 * November 5 - Greasy Neale
 * November 11 - Rabbit Maranville
 * November 12 - Carl Mays

Deaths

 * May 21 - Jim Whitney, 33, pitcher who had five 20-win seasons, including 37 for 1883 Boston champions; led NL in wins, games and innings as 1881 rookie, in strikeouts in 1883; good hitter also played center field, batted .323 in 1882
 * July 2 - John Cassidy, 34?, right fielder for five teams who batted .378 for 1877 Hartford Dark Blues
 * October 14 - Larry Corcoran, 32, pitcher who won 175 games for the Chicago White Stockings from 1880 to 1885, led NL in wins, strikeouts and ERA once each; first pitcher to coordinate signals with his catcher, threw three no-hitters