Elon Musk has 10 children. Nevada Alexander Musk (10 weeks old, died of SIDS) Griffin Musk Xavier Musk (filed paperwork to change gender to Vivian Jenna Wilson) Kai Musk Damian Musk Saxon Musk X Æ A-XII Musk (nicknamed X) Exa Dark Sideræl Musk (nicknamed Y) Elon Musk had his first six children with his ex-wife, Justine Wilson. He had his seventh and eighth children with singer Grimes. His ninth and tenth children were born in November 2021, with Shivon Zilis, a top executive at Neuralink, one of Musk's companies.