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