The name Altalune is a girl's name of Latin origin meaning "over the moon". Altalune and is often added to lists like Cancer Baby Names and discussed in our forums with posts like "Picky Parents BNG".
From the experts:
Altalune is an invention used by Uma Thurman and Arpad Busson as one of several middle names for their daughter, its Latin meaning roughly translated as "over the moon." Celebrity baby Altalune will be called the more familiar Luna for short.