Travis Hafner's teammates
Travis Hafner has had 324 MLB teammates in 12 seasons with 3 clubs. He spent the most seasons beside Grady Sizemore (8), Jhonny Peralta (8), and CC Sabathia (7). 6 Hall of Famers among them: CC Sabathia, Iván Rodríguez, Derek Jeter, and Mariano Rivera and more. Every season since 1876 is on file.
With the Texas Rangers2002 · 50 teammates
With the Cleveland Guardians2003–2012 · 231 teammates
With the New York Yankees2013 · 55 teammates
A teammate is anyone on the same club in the same season, whether or not their games overlapped; a player traded mid-season counts with both clubs. Most seasons together first.