| Date | Transaction |
| 02-28-2007 | George Gwinn has retired from football. |
| 08-13-2006 | The Cleveland Ironmen have automatically waived George Gwinn to comply with the 80-man roster limit. |
| 08-07-2006 | The Cleveland Ironmen have acquired George Gwinn from the waiver wire. |
| 08-07-2006 | The Cleveland Ironmen have waived George Gwinn. |
| 08-07-2006 | The Cleveland Ironmen have moved Arnie Jones to the active roster. The Cleveland Ironmen have moved George Gwinn to the inactive roster. |
| 08-07-2006 | The Cleveland Ironmen have moved Jerry Wise, Larry Kelly, Brian Denson, Richie Aurora, Burt Hart, Cordell Jells, Ray Schmarr, Jim "Nacho Daddies" Chevrolet, Frank Buncom, Tony Adams, Patrick Guy, Marmaduke Trent, Garry Carter, Joe Fortunato, George Gwinn, Roger Rogers, Tommy Joe Coffey, Darryl Jessup, Grant Lee, Stan Larson, Jack Mackalavage, Duncan Dinkel, Henry Curtis, and Eddie Gillette to the active roster. The Cleveland Ironmen have moved D'Artagnan Marquis, Moe Racine, Bill Story, John Van Boxmeer, Bruce Elia, Lionel Antoine, Don Poppowell, Sam Ball, Ken Kortas, Rickey Orange, Audrey Bruce, Chris Romeo, Joe Niagara, Augie Pabst, Roland Miles, Joe Lukens, Lionel Taylor, Roger Ford, Rod Huntley, Vernon Vanoy, Jim Stegmaier, Bobby McCrory, Leland Glass, Chuck Guy, and Fair Hooker to the inactive roster. |
| 04-30-2006 | The Cleveland Ironmen have acquired George Gwinn from the waiver wire. |
| 08-22-2005 | The Cleveland Ironmen have waived George Gwinn. |
| 08-22-2005 | The Cleveland Ironmen have moved Rankin Hunley to the active roster. The Cleveland Ironmen have moved George Gwinn to the inactive roster. |
| 08-08-2005 | The Cleveland Ironmen have moved Bob Peacock, Larry Ford, Rondy Grigson, Ron Bentz, Frank Tidmore, Donnie Pearson, Billy Fulton, Jason Powers, Pat Appleton, Jerry Howard, George Gwinn, Al Sanchez, Richard Langhorne, Ray Macafee, Vernon Vanoy, and Terdell Ryan to the active roster. The Cleveland Ironmen have moved John Reger, Richie Aurora, Billy Joe Mantooth, Izzy Lang, Tony Derby, Gerald Howard, Fred Carr, Anton Jones, Chris Romeo, Rankin Hunley, Hull Whelan, D'Artagnan Marquis, Norm Pruce, Bob Jeter, Mike Clemons, and Len Ford to the inactive roster. |
| 05-01-2005 | The Cleveland Ironmen have acquired George Gwinn from the waiver wire. |
| 09-13-2004 | The Providence Devine have waived George Gwinn. |
| 09-13-2004 | The Providence Devine have acquired George Gwinn from the waiver wire. |
| 09-13-2004 | The Providence Devine have waived George Gwinn. |
| 12-22-2003 | The Providence Devine have acquired George Gwinn from the waiver wire. |
| 12-15-2003 | The Cleveland Ironmen have waived George Gwinn. |
| 12-15-2003 | The Cleveland Ironmen have acquired George Gwinn from the waiver wire. |
| 09-07-2003 | The Memphis Vanguard have automatically waived George Gwinn to comply with the salary cap limit. |
| 09-23-2001 | George Gwinn of the Memphis Vanguard is injured with a neck nerve injury and is expected to be out for approximately 31 days. |
| 08-13-2001 | Trade #80079 has been completed between the Memphis Vanguard and the New Jersey Jokers. The New Jersey Jokers receive Draft Pick - 2004 Round 4 (MEM), Draft Pick - 2002 Round 3 (MEM) from the Memphis Vanguard in exchange for George Gwinn (DT). |
| 08-06-2001 | The New Jersey Jokers have placed George Gwinn on the trade block. |
| 09-03-2000 | The New Jersey Jokers have moved George Obee and George Gwinn to the active roster. The New Jersey Jokers have moved John Zabel to the inactive roster. |
| 08-07-2000 | The New Jersey Jokers have moved Jerry Watters, Carl Hughes, and John Zabel to the active roster. The New Jersey Jokers have moved George Obee, George Gwinn, and Bill Marshall to the inactive roster. |
| 09-14-1998 | The New Jersey Jokers have moved George Gwinn to the active roster. The New Jersey Jokers have moved Kyle Morris to the inactive roster. |
| 08-31-1998 | The New Jersey Jokers have moved Bob Dalby to the active roster. The New Jersey Jokers have moved George Gwinn to the inactive roster. |
| 08-05-1996 | The New Jersey Jokers have moved George Gwinn to the active roster. The New Jersey Jokers have moved Al Dawkins to the inactive roster. |
Defensive Tackle