Compiled by Hisaharu Tanabe
Sometime after 01/24/1932
4.Ruffy Silverstein 
Sometime after 02/06/1940
Sometime after 08/20/1951
Billed as Illinois Wrestling Promoters� Association champion.
Sometime after 08/1985
10/26/2002-Greyslake, IL Defeats Reckless Youth to be recognized by the NWA.
Defeats Cabana for the title during a tournament.
Sometime after 06/2005
Sometime after 05/07/2005
11.Marco Cordova 
Stripped in 2007
12.Marco Cordova 
Reinstated as champion
Became a ZERO1 title on 11/01/2011 when some of the NWA Midwest affiliates leave NWA.
13.Bear St. Pierre
Defeated Harker Dirge for the vacant title.
19.Bear St. Pierre
Defeated Gary Jay in an 8-man tournament final.
Defeats The Warhorse* and Gnarls Garvin in a 3-way match.
Defeats Dirden, Gnarls Garvin, and Mike Outlaw in a 4-way match.
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