Sadalmeliks may refer to:
- The weapon from Final Fantasy XIII.
- The weapon from Final Fantasy Airborne Brigade.
- The weapon from Final Fantasy Brave Exvius.
Alpha Aquarii, traditionally known as Sadalmelik, is a third magnitude pale yellow star on the right shoulder of the Water-pourer, 1° south of the celestial equator. Sadalmelik is derived from Arabic for "Luck of the king".