Page Notes  
Major Leaguers whose last name begin with OB. Only active players are listed in the first grid with historical players listed in full (including active) in the 2nd grid.

For the full player listing, an ACTIVE player (in bold) is based on his last active year as a pro which could be in the minors or overseas. Its an indicator that the player is still known to be playing ball at the pro level.

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'OB' Full Player Listing

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  • 'O'B' Players
    Player NamePosProper NameMLB YearsYears Count
    Mike O'BerryC-3BPreston Michael O'Berry1979-19857
    Billy O'Brien1B-3BWilliam Smith O'Brien1884-18907
    Bob O'BrienPRobert Allen O'Brien1971-19711
    Buck O'BrienPThomas Joseph O'Brien1911-19133
    Charlie O'BrienC-OFCharles Hugh O'Brien1985-200016
    Cinders O'BrienP-OFJohn F. O'Brien1888-18914
    Dan O'BrienPDaniel Jogues O'Brien1978-19792
    Darby O'BrienOF-1BWilliam Darby O'Brien1887-18926
    Dink O'BrienCFrank Aloysius O'Brien1923-19231
    Eddie O'BrienSS-OFEdward Joseph O'Brien1953-19586
    George O'BrienCGeorge Joseph O'Brien1915-19151
    Jack O'BrienOF-3BJohn Joseph O'Brien1899-19035
    Jack O'BrienC-1BJohn K. O'Brien1882-18909
    Jerry O'Brien2BJeremiah O'Brien1887-18871
    John O'Brien2B-1BJohn Joseph O'Brien1891-18999
    John O'BrienOFJohn E. O'Brien1884-18841
    Johnny O'Brien2B-PJohn Thomas O'Brien1953-19597
    Pete O'Brien2B-3BPeter J. O'Brien1901-19077
    Pete O'Brien1B-OFPeter Michael O'Brien1982-199312
    Pete O'Brien2BPeter James O'Brien1890-18901
    Peter O'Brien1B-RFPeter Robert O'Brien2015-20195
    Ray O'BrienOFRaymond Joseph O'Brien1916-19161
    Riley O'BrienPRiley O'Brien2021-20211
    Syd O'Brien3B-SSSydney Lloyd O'Brien1969-19724
    Tom O'BrienOF-1BThomas J. O'Brien1897-19004
    Tom O'Brien2B-1BThomas H. O'Brien1882-18909
    Tommy O'BrienOF-3BThomas Edward O'Brien1943-19508
    'OBA' Players
    Player NamePosProper NameMLB YearsYears Count
    Sherman ObandoOF-1BSherman Omar Obando Gainor1993-19975
    'OBE' Players
    Player NamePosProper NameMLB YearsYears Count
    Bailey OberPBailey Ober2021-20211
    Henry OberbeckOF-3BHenry A. Oberbeck1883-18842
    Scott ObergPScott Michael Oberg2015-20195
    Brett OberholtzerPBrett R. Oberholtzer2013-20164
    Ken Oberkfell3B-2BKenneth Ray Oberkfell1977-199216
    Doc OberlanderPHartman Louis Oberlander1888-18881
    Frank OberlinP-OFFrank Rufus Oberlin1906-19105
    Wes ObermuellerPWesley Mitchell Obermueller2002-20076
    'OBR' Players
    Player NamePosProper NameMLB YearsYears Count
    Jim Obradovich1BJames Thomas Obradovich1978-19781
    37 record(s)
    Player Name Name of the player. If not linked, then no profile on the site Pos Defensive Position Proper Name Given name, if available MLB Years Up-to-date Range of Years played