| Timeframe | Title | Duration | Details |
| 10.10.1972 - 10.10.1972 | Real World Heavyweight Champion (2x) | <1 day | Matches |
| 13.01.1972 - 04.10.1972 | Real World Heavyweight Champion | 265 days | Matches |
| 06.12.1971 - 01.02.1972 | WWWF Tag Team Champion (with Rene Goulet) | 57 days | Matches |
| 30.06.1967 - 25.07.1967 | WWA World Tag Team Champion (with Mike DiBiase) | 25 days | Matches |
| xx.xx.1965 - xx.xx.1965 | IWA World Heavyweight Champion (as Karl Krauser) | ? | Matches |
| 11.09.1962 - 07.09.1964 | AWA World Heavyweight Champion | 727 days | Matches |
| 28.01.1961 - 29.12.1961 | NWA Eastern Heavyweight Champion (2x) | 335 days | Matches |
| xx.xx.1960 - 19.11.1960 | NWA Eastern Heavyweight Champion (as Karl Krauser) | ? | Matches |
| Title | Duration |
| AWA World Heavyweight Championship | 727 days |
| IWA World Heavyweight Championship | 0 (+ ?) days |
| NWA Eastern Heavyweight Championship (2x) | 335 (+ ?) days |
| Real World Heavyweight Championship (2x) | 265 days |
| World Tag Team Championship | 57 days |
| WWA World Tag Team Championship | 25 days |
