| # | Date | Promotion | Match |
| 1 | 20.11.1973 |   |
Jose Lothario & Sonny King defeat Dale Lewis & Gary Hart NWA Big Time Wrestling - Event @ Sportatorium in Dallas, Texas, USA |
| 2 | 05.11.1973 | |
Ricky Gibson defeats Gary Hart NWA Big Time Wrestling - Event @ North Side Coliseum in Fort Worth, Texas, USA |
| 3 | 18.10.1973 | |
Gary Hart defeats Percival A. Friend NWA Western States - Event @ Sports Arena in Amarillo, Texas, USA |
| 4 | 17.10.1973 | |
Hank James, Percival A. Friend & The Patriot defeat Gary Hart, Nick Kozak & Ricky Romero NWA Western States - Event @ Fair Park Coliseum in Lubbock, Texas, USA |
| 5 | 16.10.1973 | |
Best Two Out Of Three Falls: Ivan Putski, Jose Lothario & Wahoo McDaniel defeat Blackjack Mulligan, Gary Hart & Nicoli Volkoff [2:1] NWA Big Time Wrestling - Event @ Sportatorium in Dallas, Texas, USA |
| 6 | 12.10.1973 | |
Two On One Handicap No Disqualification: Jose Lothario defeats Gary Hart & Nikolai Volkoff Houston Wrestling - Event @ Hofheinz Pavillion in Houston, Texas, USA |
| 7 | 05.10.1973 | |
Gary Hart defeats Man Mountain Mike Houston Wrestling - Event @ Hofheinz Pavillion in Houston, Texas, USA |
| 8 | 28.09.1973 | |
Chicago Death: Paul Boesch defeats Gary Hart Houston Wrestling - Event @ Sam Houston Coliseum in Houston, Texas, USA |
| 9 | 24.09.1973 | |
Best Two Out Of Three Falls: Gary Hart, Nicoli Volkoff & The Great Goliath defeat Billy Red Cloud, Fritz von Erich & Man Mountain Mike [2:0] NWA Big Time Wrestling - Event @ North Side Coliseum in Fort Worth, Texas, USA |
| 10 | 21.09.1973 | |
Gary Hart & Nikolai Volkoff vs. Man Mountain Mike & Tiger Conway Jr. - Draw Houston Wrestling - Event @ Sam Houston Coliseum in Houston, Texas, USA |
| 11 | 21.09.1973 | |
5.000 Dollar 8 Man Battle Royal: Ivan Putski defeats Gary Hart and George Scott and Jose Lothario and Man Mountain Mike and Nikolai Volkoff and Paul DeMarco and Tiger Conway Jr. Houston Wrestling - Event @ Sam Houston Coliseum in Houston, Texas, USA |
| 12 | 14.09.1973 | |
Best Two Out Of Three Falls: Ivan Putski & Wahoo McDaniel defeat Gary Hart & Nikolai Volkoff [2:11] Houston Wrestling - Event @ Hofheinz Pavillion in Houston, Texas, USA |
| 13 | 28.08.1973 | |
Fritz von Erich defeats Gary Hart NWA Big Time Wrestling - Event @ Sportatorium in Dallas, Texas, USA |
| 14 | 24.08.1973 | |
Gary Hart vs. Tiger Conway Jr. - Draw Houston Wrestling - Event @ Sam Houston Coliseum in Houston, Texas, USA |
| 15 | 10.08.1973 | |
Ivan Putski defeats Gary Hart Houston Wrestling - Event @ Sam Houston Coliseum in Houston, Texas, USA |
| 16 | 10.08.1973 | |
16 Man Battle Royal: Black Gordman defeats ??? and ??? and Blackjack Mulligan and Dick Amnotte and Gary Hart and George Scott and Great Goliath and Ivan Putski and Johnny Fargo and Jose Lothario and Nikolai Volkoff and Raul Mata and The Missouri Mauler and The Viking and Tiger Conway Jr. Houston Wrestling - Event @ Sam Houston Coliseum in Houston, Texas, USA |
| 17 | 08.08.1973 | |
George Scott & Joe Blanchard defeat Blackjack Mulligan & Gary Hart NWA Big Time Wrestling - Event @ Municipal Auditorium in San Antonio, Texas, USA |
| 18 | 03.08.1973 | |
Indian Strap: Wahoo McDaniel defeats Gary Hart Houston Wrestling - Event @ Sam Houston Coliseum in Houston, Texas, USA |
| 19 | 20.07.1973 | |
Paul Boesch defeats Gary Hart Houston Wrestling - Event @ Sam Houston Coliseum in Houston, Texas, USA |
| 20 | 26.06.1973 | |
Fritz von Erich defeats Gary Hart by Count Out NWA Big Time Wrestling - Event @ Sportatorium in Dallas, Texas, USA |
| 21 | 11.06.1973 | |
Gary Hart & The Missouri Mauler defeat Bronko Lubich & Ivan Putski NWA Big Time Wrestling - Event @ North Side Coliseum in Fort Worth, Texas, USA |
| 22 | 11.05.1973 | |
Best Two Out Of Three Falls: Billy Red Lyons, Ivan Putski & Jose Lothario defeat Brute Bernard, Gary Hart & The Missouri Mauler [2:1] Houston Wrestling - Event @ Fonde Recreation Center in Houston, Texas, USA |
| 23 | 09.05.1973 | |
Ivan Putski defeats Gary Hart NWA Big Time Wrestling - Event @ Municipal Auditorium in San Antonio, Texas, USA |
| 24 | 04.05.1973 | |
Tuxedo: Bronko Lubich defeats Gary Hart Houston Wrestling - Event @ Sam Houston Coliseum in Houston, Texas, USA |
| 25 | 30.04.1973 | |
Billy Red Lyons, Bronko Lubich & Ivan Putski defeat Brute Bernard, Gary Hart & The Missouri Mauler NWA Big Time Wrestling - Event @ North Side Coliseum in Fort Worth, Texas, USA |
| 26 | 24.04.1973 | |
15 Man Russian Roulette Battle Royal: The Missouri Mauler defeats Billy Red Lyons and Blackjack Mulligan and Bronko Lubich and Brute Bernard and Gary Hart and Ivan Putski and John Foley and Jose Lothario and Pantera Negra and Ray Glenn and Ricky Hunter and The Spoiler and The Viking and Tom Jones NWA Big Time Wrestling - Event @ Sportatorium in Dallas, Texas, USA |
| 27 | 17.04.1973 | |
Best Two Out Of Three Falls: Billy Red Lyons & Bronko Lubich defeat Gary Hart & The Missouri Mauler [2:1] NWA Big Time Wrestling - Event @ Sportatorium in Dallas, Texas, USA |
| 28 | 16.04.1973 | |
Billy Red Lyons defeats Gary Hart NWA Big Time Wrestling - Event @ North Side Coliseum in Fort Worth, Texas, USA |
| 29 | 11.04.1973 | |
Two On One Handicap: Brute Bernard & Gary Hart defeat Ivan Putski NWA Big Time Wrestling - Event @ Municipal Auditorium in San Antonio, Texas, USA |
| 30 | 06.04.1973 | |
Gary Hart defeats Bronko Lubich Houston Wrestling - Event @ Sam Houston Coliseum in Houston, Texas, USA |
| 31 | 03.04.1973 | |
Best Two Out Of Three Falls: Bronko Lubich, Fritz von Erich & Ivan Putski defeat Brute Bernard, Gary Hart & The Missouri Mauler [2:1] NWA Big Time Wrestling - Event @ Sportatorium in Dallas, Texas, USA |
| 32 | 24.03.1973 | |
Bronko Lubich defeats Gary Hart by Count Out Houston Wrestling - Event @ Sam Houston Coliseum in Houston, Texas, USA |
| 33 | 19.03.1973 | |
Bobby Duncum defeats Gary Hart NWA Big Time Wrestling - Event @ North Side Coliseum in Fort Worth, Texas, USA |
| 34 | 02.03.1973 | |
Gary Hart vs. Paul Boesch - Draw Houston Wrestling - Event @ Sam Houston Coliseum in Houston, Texas, USA |
| 35 | 19.02.1973 | |
Gary Hart defeats Bronko Lubich by DQ NWA Big Time Wrestling - Event @ North Side Coliseum in Fort Worth, Texas, USA |
| 36 | 06.02.1973 | |
Lumberjack: Bronko Lubich defeats Gary Hart NWA Big Time Wrestling - Event @ Sportatorium in Dallas, Texas, USA |
