As of the start of the 2010 season, Brett Favre holds the career passing yardage record with 69,329.
As stands at the start of the 2008 season, Damon Allen still holds the record for most passing yards by a Pro Quaterback at 72,381 and retired prior to the 2008 training camps. He broke the record on September 4th, 2006 meaning at the start of the 2007 season Dan Marino did not hold the Pro Quarterback record for most career passing yards, only the NFL record.
Also Warren Moon retired with 70,553 career passing yards as a Pro Quarterback, putting him above Dan Marino in all-time Pro career stats.
Brett Favre holds the record for most career passing yards, with 71,838.
The Denver Bronco's quarterback who holds the record for the most passing yards in a game was Peyton Manning. He passed the record of Drew Brees
Case Keenum, quarterback for the Houston Cougars, 2007-11, leads all NCAA divisions with 19,217 passing yards.
The record for the most passing yards by a college quarterback in his career is held by Timmy Chang. Chang played for University of Hawaii from 2000-2004 and managed to throw for an astonishing 17,072 yards.
Lynn Dickey with 4458 passing yards in 1983.
Former Dallas Cowboy quarterback Troy Aikman hold the record for most passing yards in a Thanksgiving Day game with 455 yards.