WThe ABA League, renamed to the ABA League First Division in 2017, is the 1st-tier regional men's professional basketball league that originally featured clubs from the former Yugoslavia. Due to sponsorship reasons, the league was also known as the Goodyear League from 2001 to 2006, and as the NLB League from 2006 to 2011.
WThe American Lacrosse Conference (ALC) was a women's lacrosse-only college athletic conference whose members competed at the Division I level of the National Collegiate Athletic Association (NCAA). All of the ALC's members throughout its history were located in the eastern half of the United States. The conference was founded in 2001 in advance of the 2002 NCAA lacrosse season with seven members; nine schools were members at one time or another during its history.
WBasketligan dam, formerly known as Damligan until 2011–12, is the top professional women's basketball league in Sweden. It began in the 2001–02 season, when it replaced the old Elitserien, and currently has 10 teams.
WThe Castlereagh Cup is a rugby league competition in western New South Wales, Australia, run under the auspices of the Country Rugby League. For all intents and purposes the competition is effectively the Group 14 senior competition. Ronald George Hawkins has the record for most tries in a game when he scored 8 tries against Coonamble Bears playing in the lock position.
WThe Continental Basketball Association (CBA) was a men's professional basketball minor league in the United States from 1946 to 2009.
WKosovo Basketball First League is the second-tier professional basketball league in Kosovo. It was founded in 2001 it is run by the Basketball Federation of Kosovo.
WThe Major Indoor Soccer League (MISL) was the top professional indoor soccer league in the United States. The league was a member of both the United States Soccer Federation and FIFA. The MISL had replaced the NPSL which folded in 2001. According to MISL.net, the league ceased operations as of May 31, 2008. "We are considering structural changes that will bring us greater efficiencies, while also allowing long term growth and expansion of the League", said John Hantz, former Chairman of the MISL, and Owner/Operator of the Detroit Ignition. All the teams from MISL went to the new indoor leagues: NISL, PASL and the XSL. The NISL and XSL used the same playing rules as the MISL.
WMajor League Lacrosse (MLL) was a men's field lacrosse league in the United States. The league's inaugural season was in 2001, making MLL the oldest professional field lacrosse league in North America. Teams have played anywhere from ten to 16 games in a summertime regular season. This is followed by a four-team playoff for the championship trophy, the Steinfeld Trophy, named after founder Jake Steinfeld. League attendance peaked at 6,417 in 2011 and the 2019 average was 4,587.
WThe National Athletic Association of Schools, Colleges and Universities (NAASCU) is an athletic association of colleges and universities in the Philippines. It was established in 2001.
WThe National Indoor Football League (NIFL) was a professional indoor football league in the United States. For their first six years, the league had teams in markets not covered by either the Arena Football League or its developmental league, AF2, however, that changed briefly with their expansion into AFL markets such as Atlanta, Denver, and Los Angeles, and AF2 markets such as Fort Myers and Houston. Green Bay Packers head coach Matt LaFleur, Buffalo Bills running back Fred Jackson, New Orleans Saints quarterback John Fourcade and Pittsburgh Steelers Super Bowl running back Bam Morris, all played in the NIFL. The league folded in 2008.
WThe National Rookie League (NRL) was an American unaffiliated minor league for the National Basketball Association that completed its first and only season in 2001.
WNational Nationwide League Division One is the third level of club football in Nigeria. Every year, up to eight teams are promoted to the Professional Division One.
WThe Persian Gulf Pro League, formerly known as the Iran Pro League, is the highest division of professional football in Iran. It is the top-level football league in Iran since its foundation on 2 November 2001. Each year, its top team becomes the Iranian football champion, and the two lowest finishers are relegated to Azadegan League.
WThe Russian Premier League is the top division professional association football league in Russia. It was established at the end of 2001 as the Russian Football Premier League and was rebranded with its current name in 2018. From 1992 through 2001, the top level of the Russian football league system was the Russian Football Championship. There are 16 teams in the competition. The league has three Champions League qualifying spots given to the top three teams at the end of the season and the two Europa League spots will be allocated to the fourth and fifth placed teams. The last two teams are relegated to the Russian National Football League at the end of the season.
WTFF 2. Lig or TFF 2. Lig, is the third level in the Turkish football league system. It was founded in the 2001–02 season with the name of Turkish Second League Category B as a continuation of the then second level division. In the 2005–06 season the name of the league was changed to Lig B. Since the 2007–08 season the league's current name is used along with sponsor names.
WTFF 3. Lig is the fourth level in the Turkish football league system. It was founded in 2001–02 season as a continuation of then third level division Turkish Third Football League. 2010–11 is the 10th season of the league. In its tenth season the league was named Spor-Toto Third League due to sponsorship.
WWABA League, commonly known as the Adriatic League also known as the BTravel WABA League for name sponsorship reasons, is a top-level regional basketball league, featuring female teams from Serbia, Montenegro, Bosnia and Herzegovina, Bulgaria, Slovenia and Croatia. Clubs from Austria, Turkey, Hungary, Italy and Macedonia had their representatives in WABA League in past seasons. Since 2012 a Cadet WABA League and since 2014 Pionir WABA League is also played.