Elon Musk and Grimes thought of changing the name of their daughter to Andromeda Synthesis Story Musk but just ended up calling her Y

Musk and Grimes were also considering "Sailor Mars," one of the heroines from the Sailor Moon manga.

https://www.businessinsider.com/grimes-thought-of-changing-name-of-daughter-with-elon-musk-2023-9