Ahsa

Ahsa or AHSA may refer to:

• Al-Ahsa Oasis, an oasis region in eastern Arabia
• Al-Ahsa Governorate, a governorate in Saudi Arabia
• African Heritage Studies Association, a splinter group of the African Studies Association
• American Horror Story: Asylum, an American television miniseries
• American Horse Shows Association
• American Hunters and Shooters Association
• Gothic a.png, the Gothic letter a; see Gothic alphabet, Ansuz rune