| Date | Transaction |
| 02-28-1976 | Don Hennessey has retired from football. |
| 09-01-1975 | The Winnipeg Cree have waived Don Hennessey. |
| 08-04-1975 | The Winnipeg Cree have moved Gordon Barsha, Frank Alexander, David McLaughlin, Mike Pitts, Walker Mott, and Larry Richard to the active roster. The Winnipeg Cree have moved Fred Marshall, Randy Blundin, Art Nowaskey, Shane Bowens, Herschel Banjavic, and Don Hennessey to the inactive roster. |
| 08-27-1973 | The Winnipeg Cree have moved Ron Quast, Bert Boyett, Fred Marshall, Todd Lucky, Randy Blundin, Cornelius Coles, Lloyd Chatman, Kelly Hare, Charlie Castete, and Don Hennessey to the active roster. The Winnipeg Cree have moved Tex Krejci, David McLaughlin, Dave Maurer, Jake Knight, Rocky Cunningham, Tony Whitehurst, Ray Kilcullen, Gary White, Frank Haller, and Erik Wilson to the inactive roster. |
| 08-19-1973 | The Winnipeg Cree have moved Dave Maurer, Ray Kilcullen, Gary White, and Joe Keefer to the active roster. The Winnipeg Cree have moved Ron Quast, Fred Marshall, Todd Lucky, and Don Hennessey to the inactive roster. |
| 01-29-1973 | The Winnipeg Cree have moved Don Hennessey to the active roster. The Winnipeg Cree have moved Kent Vanderbeek to the inactive roster. |
| 01-29-1973 | The Winnipeg Cree have acquired Don Hennessey from the waiver wire. |
| 01-21-1973 | The San Diego Lightning have waived Don Hennessey. |
| 08-05-1968 | The San Diego Lightning have moved John Ford, Dick Von Der Ahe, Buzzy Hobert, Dennit Johnson, Rod Alexander, and Don Hennessey to the active roster. The San Diego Lightning have moved Navajo "Jim" Thorpe, Barry Sanders, Joe Petitbon, Chris Purvis, Roy Snyder, and Renaldo Cronkhite to the inactive roster. |
| 08-05-1968 | The San Diego Lightning have acquired Don Hennessey from the waiver wire. |
| 08-05-1968 | The Baton Rouge Rascals have moved Ray Irvin, Johnny Dalton, Bobby Green, and Billy Martin to the active roster. The Baton Rouge Rascals have moved Deveron Owens, Jason Baker, and Ray Mills to the inactive roster. |
| 08-05-1968 | The Baton Rouge Rascals have waived Don Hennessey. |
| 01-21-1968 | The Baton Rouge Rascals have moved Jeff Dinkel, Dan Cope, Rex Boston, and Jason Baker to the active roster. The Baton Rouge Rascals have moved Steve Stricker, Frank Kranz, Bryan Woodworth, and Don Hennessey to the inactive roster. |
| 12-18-1967 | The Baton Rouge Rascals have moved Steve Stricker and Don Hennessey to the active roster. The Baton Rouge Rascals have moved Dan Cope and Rex Boston to the inactive roster. |
| 10-01-1967 | The Baton Rouge Rascals have moved Mike Ramsey to the active roster. The Baton Rouge Rascals have moved Don Hennessey to the inactive roster. |
| 09-12-1966 | The Baton Rouge Rascals have moved Don Hennessey to the active roster. The Baton Rouge Rascals have moved Ray Maniecki to the inactive roster. |
| 09-11-1966 | The Baton Rouge Rascals have acquired Don Hennessey from the waiver wire. |
| 09-11-1966 | The Tampa Bay Tarpons have automatically waived Don Hennessey to comply with the 53-man roster limit. |
Wide Receiver