AABN

AABN or AABn may refer to:

• Anti-Apartheid Beweging Nederland, a Dutch anti-apartheid movement that was active in the 1960s
• African Aurora Business Network, an African enterprise development NGO
• Several military units of the United States Marine Corps:
• 2nd Assault Amphibian Battalion
• 3rd Assault Amphibian Battalion
• 4th Assault Amphibian Battalion
• Assault Armor Battalion, a military unit of the Philippine Marine Corps