| Date | Transaction |
| 02-28-1996 | Dan Johnson has retired from football. |
| 08-19-1991 | The Washington Xenomorphs have waived Dan Johnson. |
| 08-18-1991 | The Washington Xenomorphs have moved Wilbur Cunningham, Pete Kahler, Ephraim Grant, Alex Thomas, Chip Burnette, Mark Franklin, Mike Gossett, Michael Owens, John Watts, Milt Baldinger, Malcolm Faulk, Lamar Crudup, Travis Boso, Joe Davis, Aaron Compton, John Kline, Mike Fisk, Danny Thomas, Curtis Bundra, and Kevon White to the active roster. The Washington Xenomorphs have moved Bernard Moran, Lem Bellisari, Dan Johnson, Lavie Rayam, Scott Golsen, John Katolin, Wilber Prestel, Chris Clatterbuck, Tex Rosatti, Drew Chamberlain, Dee Caveness, David Franklin, Anthony Lazetich, Roscoe Bailey, Freddie Stephens, Bob Cearing, Bill Bonner, Chuck Smith, Vaughn Moore, and Jim Darkins to the inactive roster. |
| 08-12-1991 | The Washington Xenomorphs have moved Freddie Stephens, Dan Johnson, Tex Rosatti, Dee Caveness, John Katolin, Joe Tillman, Wilber Prestel, Lem Bellisari, Lavie Rayam, Jim Tschappatt, Bernard Moran, Anthony Lazetich, Roscoe Bailey, David Franklin, Vaughn Moore, Drew Chamberlain, Honolulu Fanucci, Les Kovac, Bob Cearing, Scott Golsen, and Jim Darkins to the active roster. The Washington Xenomorphs have moved Pete Kahler, Kevon White, Alex Thomas, Mark Franklin, Malcolm Faulk, Wilbur Cunningham, Ephraim Grant, Mike Fisk, Chip Burnette, Milt Baldinger, Lamar Crudup, Travis Boso, Joe Davis, Aaron Compton, Danny Thomas, Curtis Bundra, Cletidus Swann, John Kline, Mike Gossett, Michael Owens, and John Watts to the inactive roster. |
| 08-12-1991 | The Washington Xenomorphs have moved Wilbur Cunningham, Mark Franklin, Mike Gossett, Joe Denfield, Michael Owens, Milt Baldinger, Aaron Compton, Cletidus Swann, Mike Fisk, and Kevon White to the active roster. The Washington Xenomorphs have moved Dan Johnson, Jim Tschappatt, Tex Rosatti, Dee Caveness, Joe Tillman, David Franklin, Roscoe Bailey, Tyrone Bock, and Les Kovac to the inactive roster. |
| 08-11-1991 | The Washington Xenomorphs have moved Dan Johnson, Tex Rosatti, Dee Caveness, John Katolin, Dean Drzewiecki, Joe Tillman, Wilber Prestel, Lem Bellisari, Lavie Rayam, Jim Tschappatt, Roscoe Bailey, Bill Parriott, David Franklin, Herbie Hall, Bill Thompson, Vaughn Moore, Drew Chamberlain, Honolulu Fanucci, Bob Cearing, Chuck Smith, Tyrone Bock, David Laughlin, Jim Darkins, Harry Scott, and Curt Nguyen to the active roster. The Washington Xenomorphs have moved Pete Kahler, Kevon White, Alex Thomas, Mark Franklin, Malcolm Faulk, Wilbur Cunningham, Ephraim Grant, Mike Fisk, Ron Barni, Chip Burnette, Milt Baldinger, Jon Scott, Kevin Brown, Lamar Crudup, Travis Boso, Joe Davis, Aaron Compton, Curtis Bundra, Cletidus Swann, Charle Summerell, John Kline, Mike Gossett, Joe Denfield, Michael Owens, and John Watts to the inactive roster. |
| 04-28-1991 | The Washington Xenomorphs have acquired Dan Johnson from the waiver wire. |
| 12-02-1990 | The Florida Orcas have waived Dan Johnson. |
| 11-19-1990 | The Florida Orcas have acquired Dan Johnson from the waiver wire. |
| 08-20-1990 | The Washington Xenomorphs have waived Dan Johnson. |
| 08-20-1990 | The Washington Xenomorphs have moved Kevin Brown, Wilbur Cunningham, Pete Kahler, Henry Reed, Ephraim Grant, Chip Burnette, Mark Franklin, Mike Gossett, Joe Denfield, Steve Forrest, Michael Owens, John Watts, Milt Baldinger, Jon Scott, Joe Simon, Malcolm Faulk, Jim Mitchell, Cletidus Swann, Anthony Lazetich, Charle Summerell, John Kline, Mac Rembert, Ron Barni, and Kevon White to the active roster. The Washington Xenomorphs have moved Hal Putzier, Dan Johnson, Preston Proehl, Carl Abrams, Scott Golsen, Vic Dowden, Harry Scott, Wilber Prestel, Eugene Logan, Tiny Audick, Zeke Graham, Curt Nguyen, Jimmy Saimes, Ron Palmer, Dean Drzewiecki, Billy Joe Joyce, Travis Boso, Tyrone Bock, Freddie Stephens, Jim Johnson, Bob Cearing, and Jim Darkins to the inactive roster. |
| 08-12-1990 | The Washington Xenomorphs have moved Dean Drzewiecki, Billy Joe Joyce, Freddie Stephens, Hal Putzier, Jim Johnson, Frank Anderson, Bob Cearing, Chris Jolley, Dan Johnson, Wilber Prestel, Eugene Logan, Chris Clatterbuck, Bill Bonner, Zeke Graham, Preston Proehl, Ron Palmer, Frank Poole, Travis Boso, Scott Golsen, Jimmy Saimes, Harry Scott, Carl Abrams, Tiny Audick, Curt Nguyen, Jim Darkins, and Tyrone Bock to the active roster. The Washington Xenomorphs have moved Wilbur Cunningham, Joe Simon, Kevin Brown, Milt Baldinger, Ron Barni, Henry Reed, Jon Scott, Mike Gossett, Joe Denfield, Ephraim Grant, Pete Kahler, Steve Forrest, Chase Jackson, Anthony Lazetich, Alex Thomas, Michael Owens, Malcolm Faulk, Chip Burnette, Cletidus Swann, John Watts, Melvin Maher, Mark Franklin, Jim Mitchell, Charle Summerell, Kevon White, and John Kline to the inactive roster. |
| 04-29-1990 | The Washington Xenomorphs have acquired Dan Johnson from the waiver wire. |
| 09-11-1989 | The Winnipeg Tomahawks have moved Ron Martin, Al Sims, and Carl Rodgers to the active roster. The Winnipeg Tomahawks have moved Mike Fisk, Dan Degrate, and Art Kremer to the inactive roster. |
| 09-11-1989 | The Winnipeg Tomahawks have waived Dan Johnson. |
| 09-11-1989 | The Winnipeg Tomahawks have acquired Dan Johnson from the waiver wire. |
| 09-10-1989 | The Washington Xenomorphs have automatically waived Dan Johnson to comply with the 53-man roster limit. |
| 09-03-1989 | The Washington Xenomorphs have moved Kevin Brown, Steve Mueller, Eugene Sloan, Kevin Annan, Pete Kahler, Henry Reed, Alex Thomas, Steve Forrest, Chase Jackson, Michael Owens, John Watts, Milt Baldinger, Drew Chamberlain, Joe Simon, Malcolm Faulk, Jim Mitchell, Devone Rivera, Ron Barni, and Kevon White to the active roster. The Washington Xenomorphs have moved Dan Johnson, Tom Halloran, Scott Golsen, Harry Scott, Dick Austin, David Reese, Daryl Jones, Wilber Prestel, Raymond Rose, Curt Nguyen, Jimmy Saimes, Bob Barnes, Jim Garden, Dee Caveness, Dean Drzewiecki, Billy Joe Joyce, Duke Collins, Ed Times, and Freddie Stephens to the inactive roster. |
| 08-27-1989 | The Washington Xenomorphs have moved Freddie Stephens, Dan Johnson, Ed Times, Mac Rembert, Alonzo Moss, Raymond Rose, Dick Austin, Tom Halloran, Bob Barnes, Dee Caveness, Dean Drzewiecki, Wilber Prestel, Billy Joe Joyce, Jimmy Saimes, Scott Golsen, Harry Scott, and David Reese to the active roster. The Washington Xenomorphs have moved Pete Kahler, Joe Simon, Kevon White, Alex Thomas, Malcolm Faulk, Jim Mitchell, Kevin Annan, Henry Reed, Ron Barni, Steve Forrest, Milt Baldinger, Kevin Brown, Steve Mueller, Eugene Sloan, Devone Rivera, Michael Owens, and John Watts to the inactive roster. |
| 08-21-1989 | The Washington Xenomorphs have moved Michael Owens, Jim Mitchell, Joe Simon, John Watts, Ron Barni, John Stuart, Milt Baldinger, Alex Thomas, Chip Burnette, Devone Rivera, Mark Franklin, Joe Sigurdson, Vic Dowden, Kevin Brown, Steve Forrest, Steve Mueller, Kevin Annan, Wilbur Cunningham, Eugene Sloan, Henry Reed, Chris Laurinaitis, Malcolm Faulk, and Kevon White to the active roster. The Washington Xenomorphs have moved Dee Caveness, Dean Drzewiecki, Billy Joe Joyce, Ed Times, Mac Rembert, Freddie Stephens, Rusty Veasey, Dan Stewart, Jim Cross, Bob Barnes, Mike Spicer, Dick Austin, Gene Olympus, Alonzo Moss, Wilber Prestel, Hal Putzier, Tom Halloran, Dan Johnson, Raymond Rose, Jimmy Saimes, Scott Golsen, Harry Scott, and David Reese to the inactive roster. |
| 12-19-1988 | The Washington Xenomorphs have moved Honolulu Fanucci, Dan Johnson, and Jon Scott to the active roster. The Washington Xenomorphs have moved Jimmy Saimes, Bob Barnes, and Dean Drzewiecki to the inactive roster. |
| 11-28-1988 | The Washington Xenomorphs have moved Honolulu Fanucci, Curt Nguyen, Harold Muhammad, and Jim Scott to the active roster. The Washington Xenomorphs have moved Dan Johnson, Mark Franklin, Bob Barnes, and Jim Garden to the inactive roster. |
| 11-21-1988 | The Washington Xenomorphs have moved Jim Garden, Mark Franklin, and Dan Johnson to the active roster. The Washington Xenomorphs have moved Billy Joe Joyce, Jim Scott, and Honolulu Fanucci to the inactive roster. |
| 11-14-1988 | The Washington Xenomorphs have moved Duke Collins, Lamar Crudup, and Jim Scott to the active roster. The Washington Xenomorphs have moved Mac Rembert, Jim Garden, and Dan Johnson to the inactive roster. |
| 11-07-1988 | The Washington Xenomorphs have moved Dan Johnson, Jon Scott, and John Watts to the active roster. The Washington Xenomorphs have moved Jim Scott, Mark Franklin, and Curt Nguyen to the inactive roster. |
| 10-31-1988 | The Washington Xenomorphs have moved Daryl Jones, Curt Nguyen, Jim Scott, Dean Drzewiecki, and Billy Joe Joyce to the active roster. The Washington Xenomorphs have moved John Watts, Harold Muhammad, Freddie Stephens, Dan Johnson, and Jon Scott to the inactive roster. |
| 10-24-1988 | The Washington Xenomorphs have moved Dan Johnson, Ephraim Grant, John Watts, Jon Scott, and Jim Garden to the active roster. The Washington Xenomorphs have moved Curt Nguyen, Dean Drzewiecki, Lamar Crudup, Duke Collins, and Jim Scott to the inactive roster. |
| 09-26-1988 | The Washington Xenomorphs have moved Jimmy Saimes and Duke Collins to the active roster. The Washington Xenomorphs have moved Dan Johnson and Honolulu Fanucci to the inactive roster. |
| 09-19-1988 | The Washington Xenomorphs have moved Dan Johnson and Henry Reed to the active roster. The Washington Xenomorphs have moved Daryl Jones and Jim Scott to the inactive roster. |
| 09-12-1988 | The Washington Xenomorphs have moved John Stuart to the active roster. The Washington Xenomorphs have moved Dan Johnson to the inactive roster. |
| 09-05-1988 | The Washington Xenomorphs have moved Harold Muhammad and Dan Johnson to the active roster. |
| 09-05-1988 | The Washington Xenomorphs have moved Jim Mitchell, Joe Simon, Drew Chamberlain, Jimmy Conlin, Ron Barni, Alex Thomas, Steve Gurode, Devone Rivera, Alonzo Moss, Kevin Brown, Steve Forrest, Chase Jackson, Billy Barber, Kyle Davis, Kevin Annan, Eugene Sloan, James Jurgensen, and Malcolm Faulk to the active roster. The Washington Xenomorphs have moved Jim Garden, Fred Caleb, Hank Young, Curt Nguyen, Billy Joe Joyce, Ed Times, Freddie Stephens, Dan Stewart, Jeff Seymour, Jim Cross, Gary Bethea, Harold Muhammad, Duke Collins, Kerry Middleton, Hal Putzier, Dan Johnson, Eddie Garbarczyk, and Jimmy Saimes to the inactive roster. |
| 08-08-1988 | The Washington Xenomorphs have moved Dan Johnson, James Jurgensen, Vic Dowden, and Michael Owens to the active roster. The Washington Xenomorphs have moved Wilbur Cunningham, Kerry Middleton, Duke Collins, and Bobby Odom to the inactive roster. |
| 05-01-1988 | The Washington Xenomorphs have moved Eugene Sloan, Chase Jackson, Drew Chamberlain, Joe Simon, and Billy Barber to the active roster. The Washington Xenomorphs have moved Dan Johnson, Jimmy Saimes, Harold Muhammad, Halvor Elway, Ed Times, and Freddie Stephens to the inactive roster. |
| 12-14-1987 | The Washington Xenomorphs have moved Dan Johnson to the active roster. The Washington Xenomorphs have moved Ken Williams to the inactive roster. |
| 12-14-1987 | The Washington Xenomorphs have acquired Dan Johnson from the waiver wire. |
| 08-10-1987 | The Anaheim War Machines have moved Tom Jones, Wayne Okoniewski, Moran Bryan, Frank Pennington, and Vince Scarpati to the active roster. The Anaheim War Machines have moved Rod West, Sonny Norris, Tony Radioactive, Tom Lansdell, and Jerris Lithium to the inactive roster. |
| 08-10-1987 | The Anaheim War Machines have waived Dan Johnson. |
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