Its source is Adal, an Ancient Germanic name meaning "Precious."
The name Launa ranked 2903rd in popularity for females of all ages in a sample of the 1990 US Census.
Though this name appears on the 1990 U.S. Census lists, it is used by only a small percentage of the general population.
This name could come from the Gaelic ailin, meaning ''little rock.'' In addition, the Irish Gaelic use of this name probably derives from the Gaelic phrase a leanbh, which was used to call a child. In Hawaiian, it means awakening