Northern Alliance can mean any of the following:

• The Northern Alliance, a regional network of political activists that originated in the Lombardy, Lega Nord
• The Afghan Northern Alliance, a military-political umbrella organization in Afghanistan
  • The National Resistance Front of Afghanistan also known as the Panjshir resistance, commonly considered to be the modern Northern Alliance
• The Northern Alliance (Myanmar), a coalition of ethnic insurgent groups in Myanmar
• The Northern Alliance Radio Network, an American radio talk show hosted by bloggers in Minneapolis and Saint Paul, Minnesota
• Northern Football Alliance, an English football competition
• Nordallianz: a group of German towns situated between the city of Munich and Munich Airport
• The Ōuetsu Reppan Dōmei, sometimes referred to in English as the Northern Alliance, a short-lived Japanese military-political coalition during the Boshin War
• The National Farmers' Alliance, a US Farmers' Alliance
• The Anti-Swedish alliance, during the Great Northern War, led by Denmark–Norway, Tsardom of Russia and Electorate of Saxony