Jan. 12, 2026, 10:51 a.m. ET Elon Musk said he plans to file for full custody of his 1-year-old son on Monday after his baby mama Ashley St. Clair came out in support of the transgender community. The billionaire Tesla mogul indicated he’d be seeking custody of the child he fathered with the conservative influencer after she apparently shifted her trans views. “I will be filing for full custody today, given her statements implying she might transition a one-year-old boy,” Musk fired off in an X post as he replied to a follower’s comment early Monday. Tech titan Elon Musk suddenly announced his plans to file for full custody of his 1-year-old son. New York State Court It isn’t clear if St. Clair has ever indicated that she would allow her son to undergo a transition. She did, however, recently apologize on social media for prior remarks she has made about trans people in general. Explore More