Champion(title reign): When Belt Was Won (Any Other Info)
Orville Brown: October 1948 (awarded as 1st NWA World Champion when Midwest Wrestling Association absorbed into NWA)
Lou Thesz: November 27th, 1949 (Unified many titles to become the undisputed World Heavyweight Champion)
Whipper Billy Watson: March 15th, 1956 (won by countout)
Lou Thesz(2nd): November 9th, 1956
Dick Hutton: Novmeber 14th, 1957
Pat O'Connor: January 9th, 1959
Buddy Rogers: June 30th, 1961
Lou Thesz(3rd): January 24th, 1963 (Northeast promoters do not recognize Rogers' loss of the belt, starting the WWWF with Rogers as the first champion)
Gene Kiniski: January 7th, 1966
Dory Funk Jr: February 11th, 1969
Harley Race: March 24th, 1973
Jack Brisco: July 20th, 1973
Giant Baba: December 2nd, 1974
Jack Brisco(2nd): December 9th, 1974
Terry Funk: December 10th, 1975
Harley Race(2nd): February 6th, 1977
Dusty Rhodes: August 21st, 1979
Harley Race(3rd): August 26th, 1979
Giant Baba(2nd): October 31st, 1979
Harley Race(4th): November 7th, 1979
Giant Baba(3rd): September 4th, 1980
Harley Race(5th): September 9th, 1980
Tommy Rich: April 27th, 1981
Harley Race(6th): May 1st, 1981
Dusty Rhodes(2nd): June 21st, 1981
Ric Flair: September 17th, 1981
Carlos Colon: January 6th, 1983
Ric Flair: January 23rd, 1983 (belt returned to Flair)
Harley Race(7th): June 10th, 1983
Ric Flair(2nd): November 24th, 1983
Harley Race(8th): March 21st, 1984
Ric Flair(3rd): March 23rd, 1984
Kerry Von Erich: May 6th, 1984
Ric Flair(4th): May 24th, 1984
Dusty Rhodes(3rd): July 26th, 1986
Ric Flair(5th): August 7th, 1986
Ronnie Garvin: September 25th, 1987
Ric Flair(6th): November 26th, 1987
Ricky Steamboat: February 20th, 1989
Ric Flair(7th): May 7th, 1989
Sting: July 7th, 1990
Ric Flair(8th): January 11th, 1991
Tatsumi Fujinami: March 21st, 1991
Ric Flair(9th): May 19th, 1991
Masahiro Chono: August 12th, 1992 (belt vacated September '91 when Flair signed with WWF; Chono beat Rick Rude in finals to win belt)
The Great Muta: January 4th, 1993
Barry Windham: February 21st, 1993
Ric Flair(10th): August 18th, 1993(returned to WCW and won belt; title vacated after WCW withdraws from NWA in September '93)
Shane Douglas: August 27th, 1994(beat Too Cold Scorpio in finals, but refused belt, claiming the ECW World Title instead; ECW withdrew from the NWA)
Chris Candido: November 19th, 1994 (beat Tracy Smothers in finals)
Dan Severn: February 24th, 1995
Naoya Ogawa: March 14th, 1999
Gary Steele: September 25th, 1999
Naoya Ogawa(2nd): October 2nd, 1999
Mike Rapada: September 19th, 2000 (belt vacated July 2nd, 2000; Rapada won the Eight-Man Tournament Final)
Sabu: November 14th, 2000
Mike Rapada(2nd): December 22nd, 2000
Steve Corino: April 24th, 2001 (belt held up after match with Shinya Hashimoto on October 13th, 2001, due to injury)
Shinya Hashimoto: December 15th, 2001 (won triangle match over Steve Corino & Gary Steele)
Dan Severn(2nd): March 9th, 2002 (belt stripped May 2002 due to inability to schedule title defense)
Ken Shamrock: June 19th, 2002 (1st NWA-TNA PPV; Shamrock defeated Malice after the two survived the Gauntlet For The Gold Battle Royal)
Ron Killings: August 7th, 2002
Jeff Jarrett: November 20th, 2002
A.J. Styles: June 11th, 2003
Jeff Jarrett(2nd): October 22nd, 2003
A.J. Styles(2nd): April 21st, 2004
Ron Killings(2nd): May 19th, 2004
Jeff Jarrett(3rd): June 2nd, 2004 (Jarrett won a King of the Mountain Match over Killings, A.J. Styles, Chris Harris, & Raven. Jarrett lost to Ron Killings on June 23rd, but the title was returned due to Killings' use of Jarrett's guitar in the match)
A.J. Styles(3rd): May 15th, 2005
Raven: June 19th, 2005
Jeff Jarrett(4th): September 15th, 2005 (Jarrett defeated Raven at a Border City Wrestling show)
Rhino: October 23rd, 2005
Jeff Jarrett(5th): October 25th, 2005 (Match aired on Impact Prime-Time Special, 11/03/05)
Christian Cage: February 12th, 2006
Jeff Jarrett(6th): June 18th, 2006 (Jarrett, through aid from Earl Hebner & Larry Zbyszko, won a "King of the Mountain" Match over Christian Cage, Abyss, Ron Killings, and Sting. After the match, Jim Cornette took the title away due to the controversy, but eventually did award it to Jarrett.)
Sting(2nd): October 22nd, 2006
Abyss: November 19th, 2006 (Abyss won, via DQ, over Sting. Due to NWA World Title rules, the belt changed hands)
Christian Cage(2nd): January 14th, 2007 (Cage won a "Three-Way Elimination" Match over Abyss and Sting)
Kurt Angle: May 13th, 2007 (won "Triple Threat" Match over Christian Cage and Sting; belt vacated when NWA and TNA parted ways)
Adam Pearce: September 1st, 2007 (Pearce was eliminated in the tournament by Bryan Danielson; however, after Danielson was injured, Pearce took his place in the finals, defeating Brent Albright to win the gold)