Have you ever wondered how many sets of brother have played Major League baseball? Were any of them were twins, hall of famers, or teammates at some point?
Listed below in CHRONOLOGICAL order is EVERY set of brothers in Major League Baseball history. The duo are officially major league brothers when the second one makes his debut. When more than one set of brothers debuted on the same date, the tie is broken by the debut date of the first brother.
"I've always said that if his name had been Tommie Jones instead of Tommie Aaron he would have gotten a better shot. At Austin once I remember he hit a long home run and as he was circling the bases some fan yelled, 'Hey Tommie , Hank hit two today.' It was always like that." - Bill Lucas [Hank Aaron's Brother-in-Law] in Hank Aaron: A Biography (Charlie Vascellaro, Greenwood Publishing, 03/30/2005, Page 90)
Every Set of Brothers in MLB History by Major League Debut
The Wright family was the first to have a trio of big league brothers: Sam Wright broke into the majors first, on April 21, 1876, then less than a month later, his two future Hall of Fame brothers, George & Harry , both made their debut on the same exact day with the same team!
Did you know that there were actually three sets of brothers who made their major league debut on the exact same date ? Bill Dugan and Ed Dugan (August 5, 1884); Dan Casey and Dennis Casey (August 18, 1884); Harry Gilbert and John Gilbert (June 23, 1890).
Trivia: What year did the most sets of brothers break into the majors? What years had none at all? What pair was the furthest apart? Are the more older, or younger, hall of fame brothers? The answers to these, and many more questions are easy to determine using this exclusive Baseball Almanac research.