Elon Musk's grandfather, Walter Henry James Musk was married to Cora Amelia Robinson, and had a son, Errol Graham Musk. Errol had three kids with his first wife, Maye Musk — Elon Musk, Kimbal Musk, and Tosca Musk.
Errol had two daughters with his second wife, Heide Bezuindenhout — Alexandra Musk and Asha Rose Musk. Errol, also, had a daughter, Eliot Rush Musk, with his 35-year-old stepdaughter, Jana Bezuindenhout in 2018.
In 2002, Elon Musk and Justine Wilson welcomed a baby boy, Nevada Alexander, but at 10 weeks old, he stopped breathing and was declared brain dead. Wilson then underwent IVF treatment and in the next five years gave birth to twins — Vivian Jenna Wilson & Griffin Musk and triplets — Kai, Saxon & Damian.
Elon Musk and Canadian singer, Grimes have two kids together — a son named, X Æ A-Xii Musk and a daughter named, Exa Dark Sideræl Musk.
Elon Musk secretly had twins with his secretary, Shivon Zilis, in 2021.