Blade wins the vacant title by eliminating K-Dogg in a Battle Royal, at the September Showdown PPV, on September 13, 1998 in Calgary, Alberta.

Fire wins the title from Blade, on the Novemeber 23, 1998 edition of Rush, in Jacksonville, Florida.

Hyuk Suh Kim wins the title from Fire, at the Holiday Blast PPV, on December 27, 1998 in Houston, Texas. He vacates the title on February 22, 1999 as he wins the NeWA Cruiserweight Title.

Mega Style King wins the vacant title against Dirty Dogg and Bryan Sensation in a Triangle match, on the February 27, 1999 edition of Weekend Rumble, in Winnipeg, Manitoba.

Nigasaki Shinzei wins the title from Mega Style King, on the March 22, 1999 edition of Rush, in Jasper, Alberta.

Dirty Dogg wins the title from Shinzei, on the April 19, 1999 edition of Rush, in Rimouski, Quebec.

Nigasaki Shinzei wins the title for a second time, from Dirty Dogg, on the April 26, 1999 edition of Rush, in Windsor, Ontario.

Nightstalker wins the title from Shinzei, on the May 24, 1999 edition of Rush, in Hamilton, Ontario.

Dirty Dogg wins the title for a second time from Nightstalker, on the July 26, 1999 edition of Rush, in Scarborough, Ontario.

Yoshihiro Asia wins the title from Dirty Dogg, on the August 9, 1999 edition of Rush, in Hamilton, Ontario.

Drew Jacobs wins the title from Asia, on the August 28, 1999 edition of Rush, in Winnipeg, Manitoba.

Logan wins the title from Jacobs in a Cruiserweight Royal Rumble, at Night of Terror II, on October 31, in Montreal, Quebec.

Drew Jacobs wins the title for a second time from Logan, at Night of Terror II, on October 31, in Montreal, Quebec. Drew Jacobs vacates the title on December 31, due to winning the NeWA Cruiserweight Title.

Orange Hatter is handed the title by President Vincent on the February 7, 2000 edition of Rush, in Peterborough, Ontario.

Chris Fury wins the title from Hatter on the April 23, 2000 edition of Rush, in Kitchiner, Ontario. The title is vacated on June 30, 2000 as the IWA closes its doors.

Matt Saunders wins the vacant title pinning Blade in a 7-man elimination match, on the September 10, 2001 edition of Rush, in Toronto, Ontario.

Adam Burke wins the title from Saunders on the October 2, 2001 edition of Rush, in Churchill, Manitoba. Burke vacates the title on December 24, 2001, due to winning the NeWA World Cruiserweight title.

Super Shoink wins the vacant title against Ozmodious, on the January 7, 2002 edition of Rush, in Regina, Saskatchewan.

Simon Benson wins the title from Shoink at Wrestle Wars 3, on March 10, 2002 in Calgary, Alberta. Benson is stripped of the title on March 27 having been weighed in over the 235lbs weight limit.

Adam Burke wins the vacant title against Super Shoink for his second reign, on the March 27, 2002 edition of Rush, in Toronto, Ontario. Burke vacates the title again on March 31, 2002, due to winning the NeWA World Cruiserweight title.

Spark wins the vacant title against Majik in the finals of an inter-promotional Cruiserweight tournament on at Summer Sizzler 2002, on July 10 in Montreal, Quebec. The title is retired on August 10, 2002 as the IWA officially closes its doors.