WWE
Cruiserweight Champions

• Shinjiro Otani--March 20, 1996 in Nagoya, Japan. He won a tournament by defeating the Pegasus Kid (Chris Benoit) in the tournament finale.
• Dean Malenko--May 2, 1996 in Orlando, Florida.
• Rey Misterio, Jr.--July 8, 1996 in Orlando, Florida.
• Dean Malenko [2]--October 27, 1996 in Las Vegas, Nevada. The match took place at Halloween Havoc.
• Ultimo Dragon--December 29, 1996 in Nashville, Tennessee
• Dean Malenko [3]--January 21, 1997 in Milwaukee, Wisconsin
• Syxx--February 23, 1997 in San Francisco, California
• Chris Jericho--June 28, 1997 in Los Angeles, California
• Alex Wright--July 28, 1997
• Chris Jericho [2]--August 19, 1997 in Denver, Colorado
• Eddy Guerrero--September 14, 1997 in Winston-Salem, North Carolina
• Rey Misterio, Jr. [2]--October 26, 1997 in Las Vegas, Nevada at Halloween Havoc
• Eddy Guerrero [2]--November 10, 1997 in Memphis, Tennessee
• Ultimo Dragon [2]--December 29, 1997 in Baltimore, Maryland
• Juventud Guerrera--January 8, 1998
• Rey Misterio, Jr. [3]--January 15, 1998
• Chris Jericho [3]--January 24, 1998
• Dean Malenko [4]--May 17, 1998 in Worcester, Massachusetts. He won a battle royal as Ciclope to win a match to wrestle Jericho
• VACANT TITLE--June 11, 1998. He vacated the title so Chris Jericho would wrestle him.
• Chris Jericho [4]--June 14, 1998 in Baltimore Maryland. Jericho won by disqualification
• Rey Mysterio, Jr [4]--July 12, 1998 in San Diego, California
• Chris Jericho [5]--July 13, 1998 in Las Vegas, Nevada. He was rewarded the belt because of some old law he found
• Juventud Guerrera [2]--August 8, 1998 in Sturgis, South Dakota at Road Wild
• Billy Kidman--September 14, 1998 in Greensville, North Dakota
• Juventud Guerrera [3]--November 15, 1998 in Omaha Nebraska
• Billy Kidman [2]--November 22, 1998 in Auburn Hills, Michigan at World War 3
• Rey Mysterio, Jr [5]--March 15, 1999 in Cincinatti, Ohio on Monday Nitro
• Psychosis--April 19, 1999 in Gainsville, Florida in a Four Corners Match
• Rey Mysterio, Jr [6]--April 26, 1999 in Fargo, North Dakota on Monday Nitro
• Lenny Lane--August 19, 1999 in Lubbock, Texas on Thunder
• Psychosis [2]--October 4, 1999. He came to Nitro in Kansas City, Missouri with the belt
• Disco Inferno--October 4, 1999 in Kansas City, Missouri on Nitro
• Evan Karagias--November 21, 1999 in Toronto, Canada at Mayhem
• Madusa--December 19, 1999 in Washington, DC at Starrcade. She is the first women Cruiserweight Champion.
• Oklahoma--January 16, 2000 in Cincinatti, Ohio. The match took place at Souled Out. 
• TITLE VACANT--January 29, 2000 in Evansville, Indiana. Oklahoma voluntarily vacated it.
• The Artist Formerly Known as Prince Iaukea--February 20, 2000 in San Francisco, California. The Artist defeated Lash LeRoux in a tournament at SuperBrawl 2000.
• TITLE VACANT--April 10, 2000 in Denver, Colorado. The title was vacated on Nitro.
• Chris Candido--April 16, 2000 in Chicago, Illinois. He defeated The Artist, Lash LeRoux, Shane Helms, Crowbar and Juventud Guerrera in a Suicide Six Man Match at Spring Stampede.
• Crowbar--May 15, 2000 in Birmingham, Alabama. The match was a mixed tag team match: Crowbar and Dafne vs Chris Candido and Tammy. The match took place on Nitro.
• Daffney--May 22, 2000 in Grand Rapids, Michigan. The match took place on Nitro
• Lt. Loco Chavo Guerrero, Jr.--June 7, 2000 in Knoxville, Tennessee. He defeated champion Daffney and Disco Inferno in a three way match on Thunder.
• Lance Storm--July 31, 2000 in Cincinatti, Ohio. The match took place on Nitro. Storm is also the current WCW US Champion and the WCW Hardcore Champion.
• Elix Skipper--August 14, 2000 in Kelowna, British Columbia, Canada. Lance Storm Hands out Hardcore title and Cruiserweight titles to "Team Canada"
• Mike Sanders--October 2, 2000 in San Francisco, California.  Mike wrestled with Kevin Nash against Elix Skipper in a handicapp match on Nitro.
• Chavo Guerrero, Jr. [2]--December 6, 2000 in Lincoln, Nebraska.  The match took place on Thunder.
• Shane Helms--March 18, 2001 in Jacksonville, Florida. The match took place at Greed.
• Billy Kidman [3]--July 6, 2001 in Tacoma, Washington. The match took place on WWF's Smackdown! against Gregory Helms (formerly known as Shane Helms).
• X-Pac [2]--July 30, 2001 in Philadelphia, Pennsylvania. The match took place on WWF RAW as a champion vs champion match (X-Pac is the WWF Light Heavyweight Champion).
• Billy Kidman [4]--October 11, 2001 in Moline, Illinois. The match took place on WWF Smackdown!
• Tajiri--October 22, 2001 in Kansas City, Missouri. The match took place on WWF RAW, with Tajiri a member of the WWF.

During this time this belt became part of the World Wrestling Federation

• Billy Kidman [5]--April 4, 2002 in Rochester, New York. The match took place on Smackdown!
• Tajiri [2]--April 21, 2002 in Kansas City, Missouri. The match took place at Backlash
• The Hurricane--May 16, 2002 in Montreal, Quebec, Canada. this was a triple threat match on Smackdown!
• Jamie Knoble--June 23, 2002 in Columbus Ohio. this match was at King of the Ring
• Billy Kidman [6]--November 17, 2002 in New York City. The match took place at Survivor Series.
• Matt Hardy--February 24, 2003 in Montreal, Quebec, Canada. The match took place at No Way Out
• Rey Mysterio, Jr. [7]--June 5, 2003 in Anaheim, California. The match took place on Smackdown!
• Tajiri [3]--September 25, 2002 in Pittsburgh, Pennsylvania. The match took place on Smackdown!
• Rey Mysterio, Jr. [8]--January 1, 2004 in Washington, DC. The match took place on Smackdown!
• Chavo Guerrero, Jr. [3]--February 15, 2004 in San Francisco, California. The match took place at No Way Out
• Jacqueline--May 5, 2004 in Tucson, Arizona. The match took place on Smackdown!
• Chavo Guerrero, Jr. [4]--May 16, 2004 in Los Angeles, California. The match took place at Judgment Day
• Rey Mysterio [8]----June 17, 2004 in Chicago, Illinois. The match took place on SmackDown!
• Spike Dudley--July 29, 2004 in Cincinnati, Ohio. The match took place on SmackDown!
• Funaki--December 12, 2004 in Atlanta, Georgia. the Match took place at Armageddon.
• Chavo Guerrero, Jr. [5]--February 20, 2005 in San Francisco, California. The match was a 6 man elimination match with Akio , Shannon Moore, Spike Dudley, and Funaki took place at No Way Out
• Paul London--March 31, 2005 in Houston, Texas. The match was a battle royal on Smackdown!
• Juventud [4]--October 9, 2005, in Houston, Texas. The match was at No Mercy
• Nunzio--November 5, 2005 in Rome, Italy. This was a house show.
• Juventud [5]--November 25, 2005 in Sheffield, England. The Match was on Smackdown!
• Kid Kash--December 18, 2005 in Providence, Rhode Island. The match was at Armageddon.
• Gregory Helms--January 28, 2006 in Miami, Florida. The match was a Texas Tornado match.
• Chavo Guerrero, Jr. [6]--February 18, 2007 in Los Angeles, California. The match was a Cruiserweight Open Gregory Helms, Daivari,  Scotty 2 Hotty, Jamie Noble, Funaki, Shannon Moore and  Jimmy Wang Yang took place at No Way Out
• Hornswoggle--July 22, 2007 in San Jose, California. The match was a Cruiserweight Open at Great American Bash.
• TITLE VACANT--September 28, 2007 in Indianapolis, Indiana. Vickie Guerrero, citing that his status as Mr. McMahon's son and his diminutive stature would eventually jeopardize his well-being.

TITLE RETIRED--March 4, 2008 in Stamford, Connecticut.