| Acronym | Definition |
|---|
| ASAN | Asan Medical Center (Korea) |
| ASAN | AddressSanitizer (computer memory error detector) |
| ASAN | Against Sleep and Nightmare (webzine) |
| ASAN | Australian Salinity Action Network |
| ASAN | Alabama Sustainable Agriculture Network |
| ASAN | Association Sportive Augustin Normand (French sports association) |
| ASAN | Albanian Students Abroad Network |
| ASAN | Assessment System For Aircraft Noise |
| ASAN | American Studies Association of Nigeria |
| ASAN | All Seniors, All Night |
| ASAN | Automated Surveillance and Alarming Network |
| ASAN | All Saints Action Network Ltd |
| ASAN | Active Systems Area Networks |
| ASAN | American Scholastic Association Network |
| ASAN | Airman, Aviation Support Equipment Technician Striker (Naval Rating) |
| ASAN | Association Sportive des Alpines du Nord (French car club) |
| ASAN | Autistic Self Advocacy Network |