Jacksonville Jaguars
2012
| Date | Transaction |
| 06/22/2012 | Dontrell Johnson - Acquired from waivers to Lions |
| 06/21/2012 | Nathan Enderle - Signed to Jaguars |
| 06/20/2012 | Dontrell Johnson - Cut from Jaguars |
| 06/20/2012 | Dan Hoch - Signed to Jaguars |
| 06/20/2012 | Marcus Stroud - Signed to Jaguars - One-day contract |
| 06/20/2012 | Marcus Stroud - Retired from Jaguars |
| 06/20/2012 | Charles Gilbert - Signed to Jaguars |
| 06/20/2012 | Reggie Corner - Signed / unrestricted free agent to Jaguars |
| 06/20/2012 | Donovan Richard - Cut from Jaguars |
| 06/20/2012 | Chris Forcier - Cut from Jaguars |
| 06/14/2012 | Frank Trotter - Signed to Eagles |
| 06/12/2012 | Jarett Dillard - Signed / unrestricted free agent to Lions |
| 06/07/2012 | Aaron Kampman - Cut from Jaguars |
| 06/07/2012 | Luke McCown - Signed / unrestricted free agent to Saints |
| 06/07/2012 | Joe Banyard - Signed to Saints |
| 06/05/2012 | Brandon Marshall - Signed / draft choice to Jaguars - Four-year contract (through 2015) |
| 06/04/2012 | Jeris Pendleton - Signed / draft choice to Jaguars - Four-year contract |
| 06/01/2012 | Morgan Trent - Acquired from waivers to Redskins |
| 05/31/2012 | Dontrell Johnson - Signed to Jaguars |
| 05/31/2012 | Morgan Trent - Cut from Jaguars |
| 05/31/2012 | Mike Harris - Signed / draft choice to Jaguars - Four-year contract (through 2015) |
| 05/29/2012 | Andre Branch - Signed / draft choice to Jaguars - Four-year contract (through 2015) |
| 05/29/2012 | Nelson Rosario - Signed to Panthers |
| 05/23/2012 | Nate Collins - Signed / unrestricted free agent to Bears - One-year contract (through 2015) |
| 05/22/2012 | Greg Ellingson - Signed to Buccaneers |
| 05/16/2012 | Martin Rucker - Signed / unrestricted free agent to Chiefs |
| 05/15/2012 | Kevin Haslam - Signed to Raiders |
| 05/14/2012 | Joe Banyard - Cut from Jaguars |
| 05/14/2012 | Joshua Jones - Signed to Jaguars |
| 05/14/2012 | Jarrett Boykin - Signed to Packers |
| 05/14/2012 | JoJo Dickson - Signed to Browns |
| 05/14/2012 | Brandon Coutu - Signed to Jaguars |
| 05/14/2012 | Dontrell Johnson - Cut from Jaguars |
| 05/08/2012 | Akwasi Owusu-Ansah - Acquired from waivers to Cowboys |
| 05/08/2012 | Nick Harris - Signed to Panthers |
| 05/07/2012 | Chris Forcier - Signed to Jaguars |
| 05/07/2012 | Mike Brown - Signed to Jaguars |
| 05/07/2012 | Donovan Richard - Signed to Jaguars |
| 05/07/2012 | Odrick Ray - Signed to Jaguars |
| 05/07/2012 | Jeremiah Brown - Signed to Jaguars |
| 05/07/2012 | Frank Trotter - Cut from Jaguars |
| 05/07/2012 | Nelson Rosario - Cut from Jaguars |
| 05/07/2012 | Jarrett Boykin - Cut from Jaguars |
| 05/07/2012 | Jarett Dillard - Cut from Jaguars |
| 05/07/2012 | Dan LeFevour - Cut from Jaguars |
| 05/07/2012 | Akwasi Owusu-Ansah - Cut from Jaguars |
| 05/07/2012 | Jordan Palmer - Signed to Jaguars |
| 05/07/2012 | Naufahu Tahi - Signed / unrestricted free agent to Jaguars |
| 05/03/2012 | Drew Coleman - Cut from Jaguars |
| 05/01/2012 | Spencer Lanning - Acquired from waivers to Browns |
| 05/01/2012 | Jalen Parmele - Signed to Jaguars |
| 04/30/2012 | Deji Karim - Acquired from waivers to Colts |
| 04/30/2012 | Drew Nowak - Signed to Jaguars |
| 04/30/2012 | Julian Stanford - Signed to Jaguars |
| 04/30/2012 | Ryan Davis - Signed to Jaguars |
| 04/30/2012 | Antonio Dennard - Signed to Jaguars |
| 04/30/2012 | Frank Trotter - Signed to Jaguars |
| 04/30/2012 | Dontrell Johnson - Signed to Jaguars |
| 04/30/2012 | Jarrett Boykin - Signed to Jaguars |
| 04/30/2012 | Kendrick Adams - Signed to Jaguars |
| 04/30/2012 | Mike Brewster - Signed to Jaguars |
| 04/30/2012 | David Howard - Cut from Jaguars |
| 04/30/2012 | J.K. Schaffer - Signed to Jaguars |
| 04/30/2012 | Antwon Blake - Signed to Jaguars |
| 04/30/2012 | D.J. Hall - Signed to Jaguars |
| 04/30/2012 | Kevin Elliott - Signed to Jaguars |
| 04/30/2012 | Joe Banyard - Signed to Jaguars |
| 04/30/2012 | Matt Veldman - Signed to Jaguars |
| 04/30/2012 | Lee Barbiasz - Signed to Jaguars |
| 04/30/2012 | Nelson Rosario - Signed to Jaguars |
| 04/28/2012 | Nick Harris - Cut from Jaguars |
| 04/28/2012 | Spencer Lanning - Cut from Jaguars |
| 04/27/2012 | Jammie Kirlew - Cut from Jaguars |
| 04/27/2012 | Sam Swank - Cut from Jaguars |
| 04/27/2012 | Trumaine McBride - Cut from Jaguars |
| 04/27/2012 | JoJo Dickson - Cut from Jaguars |
| 04/27/2012 | Deji Karim - Cut from Jaguars |
| 04/27/2012 | Stephen Franklin - Cut from Jaguars |
| 04/23/2012 | Darcel McBath - Cut from Jaguars |
| 04/16/2012 | Lee Evans - Signed to Jaguars - One-year contract (through 2012) |
| 04/16/2012 | JoJo Dickson - Signed to Jaguars |
| 04/16/2012 | Sam Swank - Signed to Jaguars |
| 04/16/2012 | David Howard - Signed to Jaguars |
| 04/10/2012 | William Middleton - Re-signed / restricted free agent to Jaguars - One-year contract (through 2012) |
| 04/03/2012 | Kyle Miller - Signed to Colts |
| 04/03/2012 | Courtney Greene - Re-signed / restricted free agent to Jaguars - One-year contract (through 2012) |
| 04/03/2012 | Brock Bolen - Re-signed / exclusive rights free agent Jaguars |
| 04/03/2012 | Zach Potter - Re-signed / exclusive rights free agent Jaguars |
| 04/03/2012 | Leger Douzable - Signed / unrestricted free agent to Titans - One-year contract (through 2012) |
| 03/21/2012 | Kevin Haslam - Cut from Jaguars |
| 03/21/2012 | Terrell Whitehead - Cut from Jaguars |
| 03/20/2012 | Aaron Ross - Signed / unrestricted free agent to Jaguars - Three-year contract (through 2014) |
| 03/19/2012 | David Garrard - Signed to Dolphins - One-year contract (through 2012) |
| 03/16/2012 | Nate Collins - Declared free agent |
| 03/15/2012 | Chad Henne - Signed / unrestricted free agent to Jaguars - Two-year contract (through 2013) |
| 03/14/2012 | C.J. Mosley - Re-signed / unrestricted free agent for Jaguars - Three-year contract (through 2014) |
| 03/14/2012 | Laurent Robinson - Signed / unrestricted free agent to Jaguars - Five-year contract (through 2016) |
| 03/13/2012 | Luke McCown - Declared free agent |
| 03/13/2012 | Martin Rucker - Declared free agent |
| 03/13/2012 | C.C. Brown - Declared free agent |
| 03/13/2012 | David Jones - Declared free agent |
| 03/13/2012 | Dwight Lowery - Declared free agent |
| 03/13/2012 | C.J. Mosley - Declared free agent |
| 03/13/2012 | Leger Douzable - Declared free agent |
| 03/13/2012 | Jeremy Mincey - Declared free agent |
| 03/13/2012 | Matt Roth - Declared free agent |
| 03/13/2012 | Jeremy Mincey - Re-signed / unrestricted free agent for Jaguars - Four-year contract (though 2015) |
| 03/13/2012 | Dwight Lowery - Re-signed / unrestricted free agent for Jaguars - Four-year contract (through 2015) |
| 03/13/2012 | Courtney Greene - |
| 03/13/2012 | Russell Allen - |
| 03/13/2012 | Nick Harris - Re-signed to Jaguars |
| 03/13/2012 | Kassim Osgood - Cut from Jaguars |
| 03/13/2012 | William Middleton - |
| 03/13/2012 | Russell Allen - Re-signed / restricted free agent to Jaguars - Three-year contract (through 2014) |
| 03/09/2012 | William Robinson - Re-signed to Jaguars - Two-year extension (through 2013) |
| 03/09/2012 | Vince Manuwai - Signed to Falcons |
| 03/09/2012 | Guy Whimper - Re-signed to Jaguars - Two-year extension (through 2013) |
| 03/07/2012 | Rashean Mathis - Re-signed to Jaguars - One-year extension (through 2012) |
| 03/05/2012 | Josh Scobee - |