TitleChampion(s)PeriodDuration
NWA Southern Heavyweight ChampionshipThe Masked Destroyer
01 Nov 1975
0
Grand Prix Tag Team ChampionshipGilles Poisson and Killer Kowalski
02 Oct 1973
0
Grand Prix Heavyweight ChampionshipKiller Kowalski
01 Jan 1973
0
Grand Prix Tag Team ChampionshipGilles Poisson and Killer Kowalski
13 Nov 1972 to 19 Nov 1972
7
NWA Americas Tag Team ChampionshipKiller Kowalski and Kinji Shibuya
25 Apr 1972 to 04 May 1972
10
NWA Americas Heavyweight ChampionshipKiller Kowalski
28 Jan 1972 to 09 Mar 1972
42
Grand Prix Heavyweight ChampionshipKiller Kowalski
01 Jan 1972
0
Grand Prix Tag Team ChampionshipKiller Kowalski and Mad Dog Vachon
01 Jan 1972
0
IWA World Tag Team ChampionshipKiller Kowalski and Mark Lewin
01 Mar 1971
0
WCWA Brass Knuckles ChampionshipKiller Kowalski
30 Jun 1970 to 11 Feb 1971
227
WCWA Brass Knuckles ChampionshipKiller Kowalski
30 May 1970
0
IWA World Tag Team ChampionshipBill Miller and Killer Kowalski
01 Jun 1968
0
IWA World Tag Team ChampionshipKiller Kowalski and Skull Murphy
06 Oct 1967 to 12 Oct 1967
7
IWA World Heavyweight ChampionshipKiller Kowalski
01 Sep 1967 to 07 Sep 1967
7
IWA World Heavyweight ChampionshipKiller Kowalski
01 Sep 1967 to 07 Sep 1967
7
IWA World Tag Team ChampionshipKiller Kowalski and Skull Murphy
25 Aug 1967
0
IWA World Heavyweight ChampionshipKiller Kowalski
01 May 1967
0
IWA World Heavyweight ChampionshipKiller Kowalski
01 May 1967
0
IWA World Heavyweight ChampionshipKiller Kowalski
01 Dec 1965
0
IWA World Heavyweight ChampionshipKiller Kowalski
01 Dec 1965
0
NWA Pacific International Heavyweight ChampionshipKiller Kowalski
03 Nov 1965 to 29 Nov 1966
392
IWA World Heavyweight ChampionshipKiller Kowalski
05 Jun 1965 to 05 Aug 1965
62
IWA World Heavyweight ChampionshipKiller Kowalski
05 Jun 1965 to 05 Aug 1965
62
IWA World Heavyweight ChampionshipKiller Kowalski
01 Oct 1964
0
IWA World Heavyweight ChampionshipKiller Kowalski
01 Oct 1964
0
WWWF United States Tag Team ChampionshipGorilla Monsoon and Killer Kowalski
14 Nov 1963 to 27 Dec 1963
44
Montreal World Heavyweight ChampionshipWladek Kowalski
23 Jul 1962 to 29 Jan 1963
191
NWA Calgary Canadian Heavyweight ChampionshipKiller Kowalski
06 Jul 1962
0
NWA Vancouver Canadian Tag Team ChampionshipGene Kiniski and Killer Kowalski
22 Jan 1962 to 04 Mar 1962
42
NWA Calgary Canadian Heavyweight ChampionshipKiller Kowalski
01 Jan 1962
0
WWA Central States Tag Team ChampionshipBuddy Austin and Killer Kowalski
01 Jan 1961
0
NWA Calgary Canadian Heavyweight ChampionshipKiller Kowalski
01 Jan 1961
0
Montreal World Heavyweight ChampionshipWladek Kowalski
08 Jun 1960 to 20 Sep 1960
105
Montreal World Heavyweight ChampionshipWladek Kowalski
02 Dec 1959 to 12 Jan 1960
42
Montreal World Heavyweight ChampionshipWladek Kowalski
17 Jul 1957 to 15 Sep 1959
791
Montreal World Heavyweight ChampionshipWladek Kowalski
26 Sep 1956 to 07 May 1957
224
Montreal World Heavyweight ChampionshipWladek Kowalski
30 May 1956 to 14 Aug 1956
77
Montreal World Heavyweight ChampionshipWladek Kowalski
14 Dec 1955 to 12 Apr 1956
121
Montreal World Heavyweight ChampionshipWladek Kowalski
10 Nov 1954 to 08 Mar 1955
119
Montreal World Heavyweight ChampionshipWladek Kowalski
19 May 1954 to 20 Jul 1954
63
Montreal World Heavyweight ChampionshipWladek Kowalski
02 Dec 1953 to 11 May 1954
161
Montreal World Heavyweight ChampionshipWladek Kowalski
19 Aug 1953 to 22 Nov 1953
96
Montreal World Heavyweight ChampionshipWladek Kowalski
06 May 1953 to 14 Jul 1953
70
Montreal World Heavyweight ChampionshipWladek Kowalski
02 Apr 1952 to 24 Feb 1953
329
NWA Central States Heavyweight ChampionshipTarzan Kowalski
25 Jan 1951 to 25 Apr 1951
91
NWA Pacific Coast Tag Team ChampionshipHans Hermann and Killer Kowalski
01 Jan 1951 to 19 Mar 1951
78
World Class Texas Tag Team ChampionshipWladek Kowalski
11 Dec 1950
0