In Wolverine: Weapon X #8, Logan muses about having killed his own father, believing Tom Logan's paternity.
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Thomas Logan lives in Alberta, Canada during the late 19th century and is the groundskeeper for the Howlett estate.
Thomas Jefferson | Thomas Edison | Thomas | Thomas Hardy | Thomas Mann | Thomas Aquinas | Clarence Thomas | Thomas Gainsborough | Dylan Thomas | Thomas Pynchon | St. Thomas | Saint Thomas, U.S. Virgin Islands | Thomas Carlyle | Thomas the Tank Engine | Thomas Moore | Thomas Cromwell | Thomas Becket | Thomas the Apostle | Thomas Merton | Thomas Tallis | Thomas Paine | Roy Thomas | Thomas Telford | Thomas More | Thomas Wentworth, 1st Earl of Strafford | Ryan Thomas | C. Thomas Howell | Thomas Kean | Thomas Gage | Thomas Eakins |
Created by Bill Jemas, Paul Jenkins, Joe Quesada and Andy Kubert, Dog Logan first appeared in the 2001-2002 miniseries Origin, which explored the early years and background of Wolverine, to whom Dog is a half-brother through their biological father, Thomas Logan.
His father being Thomas Logan, Abraham Logan was born in Hattan Hall, Berwickshire, Scotland.