I think it's usable. I've met white guys named
Geronimo and Toshiro, and an acquaintance just named their son Xykrex, so Galileo is totally fine, in my book. You could call him
Leo.
Also, the
Indigo Girls song is one of my favorites. :)
Willoughby wolloughby willina, an elephant sat on Billina.
Willoughby wolloughby wirfak, an elephant sat on Mirfak.