The name Odalys is a girl's name meaning "chambermaid; concubine". Odalys and discussed in our forums with posts like "Pick 5 (GIRLS)".
From the experts:
We're not sure that the 43 little girls named Odalys in the USA last year are going to thanks their parents when they realize the meaning of their name. This is a name that should be avoided despite its sweet sound. Better alternatives are Lyssa, Odette, or Odelie.