No position history is available.
| Date | Transaction |
| 02-28-1974 | Clarence Brooks has retired from football. |
| 11-29-1971 | The Green Bay Goblins have waived Clarence Brooks. |
| 09-13-1971 | The Green Bay Goblins have moved Chuck Allotey and Tommy Flowers to the active roster. The Green Bay Goblins have moved Ryan Kotal and Clarence Brooks to the inactive roster. |
| 09-06-1971 | The Green Bay Goblins have moved Clarence Brooks to the active roster. The Green Bay Goblins have moved Othello Easley to the inactive roster. |
| 05-02-1971 | The Green Bay Goblins have moved Clarence Brooks to the inactive roster. |
| 01-03-1971 | The Green Bay Goblins have moved Chris Barnes, Burt Bayless, and Clarence Brooks to the active roster. The Green Bay Goblins have moved Tom Armour and Jim Strzykalski to the inactive roster. |
| 12-21-1970 | The Green Bay Goblins have moved Clarence Brooks to the inactive roster. |
| 12-20-1970 | Clarence Brooks of the Green Bay Goblins is injured with a PCL sprain and is expected to be out for approximately 25 days. |
| 09-06-1970 | The Green Bay Goblins have moved Richard Coakley, Chris Barnes, Chuck Allotey, Clarence Brooks, Lionel Wheatley, Chris Eason, Al Ker, and Noel Perko to the active roster. The Green Bay Goblins have moved James Behm, Don Panos, and Len Urch to the inactive roster. |
| 08-31-1970 | The Green Bay Goblins have removed Clarence Brooks from the trade block. |
| 05-03-1970 | The Green Bay Goblins have moved Clarence Brooks to the inactive roster. |
| 10-06-1969 | The Green Bay Goblins have moved Clarence Brooks to the active roster. The Green Bay Goblins have moved Charley Banks to the inactive roster. |
| 09-14-1969 | The Green Bay Goblins have moved Clarence Brooks to the inactive roster. |
| 09-14-1969 | Clarence Brooks of the Green Bay Goblins is injured with a shoulder ligament sprain and is expected to be out for approximately 23 days. |
| 08-31-1969 | The Green Bay Goblins have moved Dick Gehrke, Mark Hartung, Clarence Brooks, Emmett Bayless, and Van Cunningham to the active roster. The Green Bay Goblins have moved Joe Pyburn and Othello Easley to the inactive roster. |
| 08-04-1969 | The Green Bay Goblins have moved Lance Scales, Adolph Wynn, Ellis Simpson, Dave Haddad, Joe Pyburn, Jim Harris, and Charley Banks to the active roster. The Green Bay Goblins have moved Emmett Bayless, T.D. Brown, Derek Saffold, Dick Gehrke, Anthony August, Jack Thompson, Paul Barrett, Mark Hartung, and Clarence Brooks to the inactive roster. |
| 09-02-1968 | The Green Bay Goblins have moved Dick Gehrke, Richard Coakley, Anthony August, Clarence Brooks, and Paul Barrett to the active roster. The Green Bay Goblins have moved Joe Pyburn, Jim Davis, and Othello Easley to the inactive roster. |
| 04-28-1968 | The Green Bay Goblins have moved T.D. Brown, Billy Shields, Franco Pearson, Harold Maness, Joe Pyburn, James Behm, and Charley Banks to the active roster. The Green Bay Goblins have moved Emmett Bayless, Bob Lindell, Al Ker, Derek Saffold, Eber Hunt, Drew Reaves, Terrell Bownes, Larry Adams, Jack Thompson, Pete Strzykalski, Mark Hartung, and Clarence Brooks to the inactive roster. |
| 01-01-1968 | The Green Bay Goblins have moved Clarence Brooks to the active roster. The Green Bay Goblins have moved Eber Hunt to the inactive roster. |
| 12-24-1967 | The Green Bay Goblins have moved Cliff DuSossoit to the active roster. The Green Bay Goblins have moved Clarence Brooks to the inactive roster. |
| 12-24-1967 | Clarence Brooks of the Green Bay Goblins is injured with a wrist inflammation and is expected to be out for approximately 7 days. |
| 09-04-1967 | The Green Bay Goblins have moved Clarence Brooks, Emmett Bayless, Drew Reaves, Van Cunningham, Derek Saffold, Jack Thompson, and Pete Strzykalski to the active roster. The Green Bay Goblins have moved Joe Pyburn, Charley Banks, and Franco Pearson to the inactive roster. |
| 02-06-1967 | The Green Bay Goblins have moved Tim White, Othello Easley, Wilson Estes, and Billy Shields to the active roster. The Green Bay Goblins have moved Anthony August, Drew Reaves, Fred Namath, and Clarence Brooks to the inactive roster. |
| 01-02-1967 | The Green Bay Goblins have moved Clarence Brooks to the active roster. |
| 12-25-1966 | The Green Bay Goblins have moved Clarence Brooks to the inactive roster. |
| 12-25-1966 | Clarence Brooks of the Green Bay Goblins is injured with a shoulder muscle strain and is expected to be out for approximately 19 days. |
| 09-12-1966 | The Green Bay Goblins have placed Clarence Brooks on the trade block. |
| 09-05-1966 | The Green Bay Goblins have moved Levar Finneran, Richard Coakley, Eber Hunt, Drew Johnson, Clarence Brooks, Drew Reaves, Terrell Bownes, and Jack Thompson to the active roster. The Green Bay Goblins have moved Billy Shields, Brick Mosley, Fernandus Pisarkiewicz, and Jerry Kirkleski to the inactive roster. |
| 08-14-1966 | The Green Bay Goblins have removed Clarence Brooks from the trade block. |
| 08-14-1966 | The Green Bay Goblins have placed Clarence Brooks on the trade block. |
| 08-08-1966 | The Green Bay Goblins have moved Terrell Bownes, Jack Thompson, Clarence Brooks, and Van Cunningham to the inactive roster. |
| 05-01-1966 | The Green Bay Goblins have removed Clarence Brooks from the trade block. |
| 10-24-1965 | Clarence Brooks of the Green Bay Goblins is injured with a leg contusion and is expected to be out for approximately 6 days. |
| 09-13-1964 | Clarence Brooks of the Green Bay Goblins is injured with a mild concussion and is expected to be out for approximately 5 days. |
| 09-06-1964 | The Green Bay G have placed Clarence Brooks on the trade block. |
| 12-16-1962 | Clarence Brooks of the Green Bay Greys is injured with a hip contusion and is expected to be out for approximately 5 days. |
| 09-17-1961 | Clarence Brooks of the Green Bay Greys is injured with a hip contusion and is expected to be out for approximately 4 days. |
Linebacker