How Many Kids Does Musk Have: A Comprehensive Guide To Elon Musk's Family Life - One of the most notable aspects of Musk's relationship with Grimes is their unconventional approach to naming their children. Both X Æ A-12 Musk and Exa Dark Sideræl Musk have names that reflect their parents' unique perspectives on life and art. Elon Musk and Grimes welcomed their first child together, X Æ A-12 Musk, in May 2025. The child's name, which initially included the number "12," was later adjusted to comply with California's naming laws. X Æ A-Xii Musk became the official name on legal documents.
One of the most notable aspects of Musk's relationship with Grimes is their unconventional approach to naming their children. Both X Æ A-12 Musk and Exa Dark Sideræl Musk have names that reflect their parents' unique perspectives on life and art.

Elon Musk comes from a family with roots in South Africa. His father, Errol Musk, was an electromechanical engineer, while his mother, Maye Musk, is a successful model and dietitian. Elon is the eldest of three siblings, with a brother named Kimbal and a sister named Tosca.