Salo or Salò may refer to:

• Salo, Finland, a town in Western Finland
• Salo sub-region, a subdivision of Finland Proper and one of the Sub-regions of Finland since 2009
• Salò, a town in Lombardy, Italy
  • Salò Republic or Italian Social Republic, a puppet state of Nazi Germany
• Salo Township, Aitkin County, Minnesota, a township in Minnesota, U.S.
• Salo, Latin name for the modern Jalón (river) in Spain
• Salo, Gabon, a town in Ogooué-Ivindo Province, Gabon

Salò is a town and comune in the Province of Brescia in the region of Lombardy (northern Italy) on the banks of Lake Garda, on which it has the longest promenade. The city was the seat of government of the Italian Social Republic from 1943 to 1945, with the ISR often being called the "Republic of Salò" (Repubblica di Salò in Italian).