Saxon Musk is one of the three IVF-born Musk children Kai, Saxon, and Damian of Elon and Justine Musk. He is still a youngster, so Saxon Musk net worth is not that much. Elon Musk, a billionaire engineer and businessman and the co-founder of PayPal, SpaceX, Tesla Inc., and a significant Twitter social networking firm [9.2%], is the father of Saxon Musk.