Ray O’Brien

Bob O'Brien (Trading Card DB)

Bob O’Brien

In the early 1970s, lefty pitcher Bob O’Brien made an unlikely…

Syd O’Brien

Infielder Syd O’Brien was one of three brothers, all of whom…

Tommy O’Brien

Outfielder Tommy O'Brien filled in admirably as a backup for…

Tom O’Brien

Tom O'Brien (BASEBALL-REFERENCE.COM)

Tom O’Brien

On October 27, 1900, the steamship Havana carried 20 American…

Buck O’Brien

Asked by a sportswriter in January 1912 which pitcher was giving…

William O’Brien

Darby O’Brien

Billy O’Brien

Riley O’Brien

Willie O’Bryant

Danny O’Connell

Instead of being the good-hitting second baseman and field leader…
Dick O'Connell (SABR-Rucker Archive)

Dick O’Connell

It was nearing the end of September, 1914, and a 19-year-old…
Jimmy O'Connell (courtesy of Jacob Pomrenke)

Jimmy O’Connell

Twenty-three-year-old Jimmy O’Connell was a happy young man…

John O’Connell

John O’Connell

Pat O’Connell

Unknown O’Connor

Andy O’Connor

Arthur O’Connor

Brian O’Connor

Dan O’Connor

Frank O’Connor

The Brattleboro, Vermont, newspaper read, “The death of Dr.…