Ahsa or AHSA may refer to:
Al-Ahsa Oasis, an oasis region in eastern Saudi Arabia Al-Ahsa Eyalet, or Lahsa Eyalet, a subdivision of the Ottoman Empire, now part of Saudi Arabia, Kuwait, and Qatar Al-Ahsa Governorate, a governorate in Saudi Arabia Hofuf, or Al-Ahsa or Al-Hasa, a major city Al-Ahsa International Airport, Hofuf 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 , the Gothic letter a; see Gothic alphabet, Ansuz rune
See also Al-Ahsa (disambiguation)