Elon Musk's family includes a model, several millionaire entrepreneurs, and multiple sets of twins. Here are the members of the Musk family tree.

Elon Musk with his mother, Maye Musk.REUTERS/Danny Moloshok

• Tesla and SpaceX CEO Elon Musk has a large family that includes multiple millionaire entrepreneurs and several sets of twins.
• Musk, who has been married twice and has five sons, has a new member of the family: a baby boy born Monday with the musician Grimes.
• Musk also has two siblings, Kimbal and Tosca; his mother, Maye, is a model; and his cousins have sold two companies for millions of dollars.
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Elon Musk has had a wild life, but he's not the only one in his family who launched businesses, made millions, or achieved fame.

Musk's family, who hails from South Africa and Canada is chock-full of entrepreneurs and rebels, from his filmmaker sister Tosca to his actress ex-wife, Talulah Riley. Now, the Tesla and SpaceX CEO has a new member of the family: a baby boy born on Monday with his girlfriend, the musician Grimes.

Musk, who was born in Pretoria, South Africa, before emigrating to Canada, and eventually, California, has already had a large immediate family that included two ex-wives, a set of twins, and a set of triplets.

Here's a closer look at the Musk family tree.