Sports leagues established in 1991

top division in Ukrainian football

men's association football top division of Slovenia

The Eccellenza (, "excellence") is the fifth level (since 2014–15) of Italian football. It is a regional league, composed of 28 divisions divided geographically. All 20 regions are represented by at least one division except for Piedmont and Aosta Valley which share 2 divisions. Veneto, Tuscany, Sicily, Emilia-Romagna, Lazio and Campania also have 2 divisions each, while the region of Lombardy has 3 divisions.

top-level professional men's basketball league in Slovenia

football league

defunct professional American football league

sports league

association football league

top men's professional basketball league in Kosovo

sporting competition

basketball league

football league

association football league

The Alpenliga was an international professional ice hockey league which existed between 1991 and 1999. It was contested by club teams from Austria, Italy and Slovenia.

women's football league in Argentina

annual Latvian women's basketball tournament

sports league

first tier level league for women's basketball clubs in Croatia

national Slovenian sports competition

football league

Superserien is the highest level of American football in Sweden, founded 1984 and became official in 1991. The number of teams in the top league has varied through the years, ranging from 4 to 10.

football league

football league

volleyball competition in Slovenia

association football league