Regional assembly can refer to:

• ARMM Regional Legislative Assembly, Autonomous Region in Muslim Mindanao, Philippines, see Autonomous Region in Muslim Mindanao
• Assembleia Legislativa (Legislative Assemblies, or Parliaments) of the two Autonomous regions of Portugal: the Azores and Madeira
• Conseil régional (Regional Council, or Assembly), see Regional councils of France
• Eastern Rumelian Regional Assembly (or Parliament), of the autonomous Ottoman province of Eastern Rumelia (in modern Bulgaria); the Plovdiv Regional Historical Museum now occupies the building
• Regional Assemblies in England
• Regional Assemblies in Ireland
• Regional assemblies of ancient Macedon, see Macedon
• Regional Assemblies of Eritrea
• Regional Assemblies of Ethiopia, of the 9 ethnically-based administrative Regions of Ethiopia
• Regional Assemblies of the Regierungsbezirk of Germany
• Regional Assembly of Parliamentarians of the Organisation of Eastern Caribbean States, to be created on 1 July 2007 by the Economic Union Treaty
• Regional Assembly of Príncipe, since autonomy was granted within São Tomé and Príncipe in 1994
• South Tyrol Regional Assembly, Italy
• Southern Regional Assembly in Sudan, created by the Addis Ababa Agreement (1972), see History of Sudan (Nimeiri Era, 1969-1985)

See also

• Cornish Assembly
• Regional Assemblies (Preparations) Act 2003, England
• Regional Planning Councils, Florida, United States
• Assembly (disambiguation page)
• Other types of deliberative assembly:
  • House of Assembly
  • Legislative Assembly
  • National Assembly
  • Thing (assembly)