Astryr \a-str-yr, as(t)-ryr\ as a girl's name is a variant of Astrid (Old Norse), and the meaning of Astryr is "fair, beautiful goddess".
The baby name Astryr sounds like Astra, Astria, Astri, Astrea and Astrud. Other similar baby names are Asteria, Astera, Astraea, Astride and Astrithr.