| Date | Transaction |
| 02-28-1979 | Bob Kowalczyk has retired from football. |
| 08-07-1978 | The St. Louis Lions have waived Bob Kowalczyk. |
| 12-19-1977 | The St. Louis Lions have moved Bob Johnson, Clarence Freeney, and Bob Kowalczyk to the active roster. The St. Louis Lions have moved Trumaine Slater, Al Varajon, and Nick Forbes to the inactive roster. |
| 11-21-1977 | The St. Louis Lions have moved Eric Rothwell and Al Varajon to the active roster. The St. Louis Lions have moved Bob Kowalczyk to the inactive roster. |
| 11-20-1977 | Bob Kowalczyk of the St. Louis Lions is injured with an ankle ligament sprain and is expected to be out for approximately 21 days. |
| 08-08-1977 | The St. Louis Lions have moved Fred Yezerski, Elvis Bowling, Mark Jefferson, Pat Golub, Kevin Brown, John Egu, Skippy Carter, Chris Leaper, Hosea Scarry, Bob Kowalczyk, Steve Kingsriter, and Ebenezer Fang to the active roster. The St. Louis Lions have moved Tom Fernandes, Bob Johnson, Jim Gaustad, Toi Carnelly, Tony Cichowski, Buzz Davis, Jim Kennard, Trumaine Slater, Dan McDonald, Joe Feldhaus, Nick Forbes, Coy Tyson, Rod Turnbow, and Chris Scott to the inactive roster. |
| 12-27-1976 | The St. Louis Lions have moved Jim Bahr and Sid Wingo to the active roster. The St. Louis Lions have moved Fred Yezerski and Bob Kowalczyk to the inactive roster. |
| 12-26-1976 | Bob Kowalczyk of the St. Louis Lions is injured with a hip contusion and is expected to be out for approximately 9 days. |
| 10-19-1975 | The St. Louis Lions have moved Bob Kowalczyk and Steve Bailey to the active roster. The St. Louis Lions have moved Robert Stokes and Al Varajon to the inactive roster. |
| 09-29-1975 | The St. Louis Lions have moved Al Varajon to the active roster. The St. Louis Lions have moved Bob Kowalczyk to the inactive roster. |
| 09-28-1975 | Bob Kowalczyk of the St. Louis Lions is injured with an ankle ligament sprain and is expected to be out for approximately 29 days. |
| 08-25-1975 | The St. Louis Lions have moved Steve Shaw, Bob Johnson, Clarence Freeney, Percy Hayes, Ben Powell, Dan McDonald, Frank Mizell, and Bob Kowalczyk to the active roster. The St. Louis Lions have moved Jim Bahr, Hubie Hughes, Emmett Williams, Mark Farr, Mike Evans, Robert Stokes, and Al Varajon to the inactive roster. |
| 12-23-1974 | The St. Louis Lions have moved Martin Dreher, Emmett Williams, Al Varajon, Ed Robinson, and Richard Wolfe to the active roster. The St. Louis Lions have moved Hubie Hughes, Steve Shaw, Frank Mizell, Howard Harris, and Bob Kowalczyk to the inactive roster. |
| 09-01-1974 | The St. Louis Lions have moved Dick Griffith, Percy Hayes, Dan McDonald, Frank Mizell, Bob Kowalczyk, Marshall Allen, Nick Forbes, and Alvin Wilson to the active roster. The St. Louis Lions have moved Martin Dreher, Emmett Williams, Richard Wolfe, Donnie Green, Ed Robinson, Ray Reese, and Coy Tyson to the inactive roster. |
| 08-12-1974 | The St. Louis Lions have moved Sid Wingo, Emmett Williams, and Al Varajon to the active roster. The St. Louis Lions have moved Jim Gaustad, Frank Mizell, and Bob Kowalczyk to the inactive roster. |
| 08-26-1973 | The St. Louis Lions have changed Bob "Cold Eyes" Kowalczyk's name to Bob Kowalczyk. |
| 08-13-1973 | The St. Louis Lions have moved Bob "Cold Eyes" Kowalczyk, Chris Leaper, Al Dancewicz, Carlton McDonald, Damon Parker, Coy Tyson, and Walter Gogolak to the active roster. The St. Louis Lions have moved Jerry Thomaselli and Matt Wilson to the inactive roster. |
| 12-25-1972 | The St. Louis Lions have moved Phil Robinson, Bill Kaporch, Eddie Wilhelm, Hosea Scarry, Martin Dreher, Fred Taylor, Al Varajon, and Richard Wolfe to the active roster. The St. Louis Lions have moved Nick Forbes, Steve Shaw, Dan McDonald, Izzy Hanson, Marshall Allen, Pat Golub, Bob "Cold Eyes" Kowalczyk, and Chris Leaper to the inactive roster. |
| 01-23-1972 | Trade #28118 has been completed between the St. Louis Lions and the Phoenix Outlaws. The Phoenix Outlaws receive Draft Pick - 1973 Round 3 (STL), Draft Pick - 1972 Round 3 (CHA) from the St. Louis Lions in exchange for Bob Kowalczyk (CB). |
| 11-21-1971 | Bob "Cold Eyes" Kowalczyk of the Phoenix Outlaws is injured with a shoulder joint injury and is expected to be out for approximately 31 days. |
| 08-20-1967 | The Phoenix Outlaws have changed Robert Kowalczyk's name to Bob "Cold Eyes" Kowalczyk. |
| 08-07-1967 | The Phoenix Outlaws have moved Robert Kowalczyk, Dee Bleeker, Jimmy Parker, and Leo Harper to the active roster. The Phoenix Outlaws have moved Ben Wade, Laverne "Shirley" Jones, Wendall Shields, and Tyrus Christopher to the inactive roster. |
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