Football clubs dissolved or disbanded in 1991.
Al-Kuliya Al-Askariya—Dissolved in 1991—1937
Albany Capitals—Dissolved in 1991—1988
Alliance Dudelange—Dissolved in 1991—1916
Atlético Potosino—Dissolved in 1991—1972
Aušra—Dissolved in 1991—1961
Cromac Albion—Dissolved in 1991—UNK
Dinamo Gagra—Dissolved in 1991—UNK
Dunedin City—Dissolved in 1991—1909
Feltham—Dissolved in 1991—1946
Filanbanco—Dissolved in 1991—1979
Giant Blackpool—Dissolved in 1991—UNK
Jabatos de Nuevo León—Dissolved in 1991—1957
KTB Palembang—Dissolved in 1991—1984
Kansas City Comets [MISL]—Dissolved in 1991—1979
Kitchener Kickers—Dissolved in 1991—1990
Lai Sun—Dissolved in 1991—1988
Los Angeles Heat—Dissolved in 1991—1986
Maryland Bays—Dissolved in 1991—1988
Naval Talcahuano—Dissolved in 1991—1944
Penn-Jersey Spirit—Dissolved in 1991—1990
Polna Przemyśl—Dissolved in 1991—1935
Pärnu Kalakombinaat/MEK—Dissolved in 1991—1977
Rauman Pallo—Dissolved in 1991—1949
Soxibkor—Dissolved in 1991—1980
Sporting Barranquilla—Dissolved in 1991—1923
Stade Dudelange—Dissolved in 1991—1913
Start—Dissolved in 1991—1950
Sverdlovets—Dissolved in 1991—1946
US Dudelange—Dissolved in 1991—1912