The 14 'Musk-eteers': A Complete List Of Elon Musk's Children, Their Unique Names, And His Philosophy On Civilization Collapse

Billionaire entrepreneur Elon Musk, known for his ventures in space exploration and electric vehicles, has become equally famous for his rapidly growing family. As of December 2025, the Tesla and SpaceX CEO is publicly known to be the father of 14 children, often referred to as his "Musk-eteers," a number that has continually made headlines due to its sheer size and the unique circumstances of their births.

The latest updates, including the births of Romulus St. Clair in late 2024 and Seldon Lycurgus in early 2025, solidify Musk’s position as a prominent figure in the global conversation about declining birth rates, a topic he frequently speaks about as a potential existential threat to human civilization.

Elon Musk's 14 Children: A Complete Biographical List and Their Mothers

Elon Musk has had children with four different partners: Canadian author Justine Wilson (now Justine Musk), musician Grimes (Claire Boucher), Neuralink executive Shivon Zilis, and conservative influencer Ashley St. Clair. The following is a chronological list of his publicly known children, including the tragic loss of his first son.

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• Nevada Alexander Musk (Mother: Justine Wilson)

  Born: 2002 | Status: Tragically died of Sudden Infant Death Syndrome (SIDS) at 10 weeks old.

• Vivian Jenna Wilson & Griffin Musk (Mother: Justine Wilson)

  Born: 2004 (Twins) | Note: Vivian legally changed her name and gender identity in 2022, opting to drop the Musk surname.

• Kai Musk, Saxon Musk, & Damian Musk (Mother: Justine Wilson)

  Born: 2006 (Triplets) | The triplets were conceived via IVF.

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• X Æ A-Xii (pronounced 'X-Ash-A-Twelve') (Mother: Grimes)

  Born: May 2020 | Known for his highly unusual name, which was initially X Æ A-12 before being legally changed to comply with California law.

• Strider Sekhar Sirius Musk & Azure Astra Alice Musk (Mother: Shivon Zilis)

  Born: November 2021 (Twins) | Their birth was kept private until court documents revealed their existence in July 2022.

• Exa Dark Sideræl Musk (known as 'Y') (Mother: Grimes)

  Born: December 2021 (Via surrogate) | Her birth was revealed accidentally in an interview.

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• Techno Mechanicus (known as 'Tau') (Mother: Grimes)

  Born: 2022 | His existence was revealed in a biography of Elon Musk.

• Arcadia Musk (Mother: Shivon Zilis)

  Born: 2024 | Her name and existence were publicly confirmed in reports detailing the growing family.

• Romulus St. Clair (Mother: Ashley St. Clair)

  Born: September 2024 | The child's name was revealed after a period of speculation, adding a new chapter to the Musk lineage.

• Seldon Lycurgus Musk (Mother: Shivon Zilis)

  Born: February 2025 | The latest publicly known addition, making him the fourth child with Zilis.

The Controversial Philosophy Driving Musk's Large Family

Musk’s prolific fatherhood is not merely a personal choice; it is tied directly to his publicly stated, and often controversial, views on global demographics. The tech mogul has repeatedly warned that the declining birth rate is one of the "biggest risks to civilization," calling it a "slow death" for humanity.

He argues that many intelligent people wrongly believe the world is overpopulated, a misconception he says is contributing to a "population collapse" that could threaten the future of advanced societies, including the potential for colonizing Mars.

Musk has positioned his own actions as a direct effort to combat this demographic winter, stating he is "doing his best to help the underpopulation crisis." This philosophy provides the core context for understanding the rapid expansion of the Musk family tree and the subsequent public interest. His statements often generate significant debate, with critics arguing he should focus on global inequality rather than birth rates, while supporters applaud his commitment to a cause he deems vital to human survival.

The Mothers Behind the Musk Lineage: From Author to AI Executive

The four women who share children with Elon Musk come from diverse professional backgrounds, showcasing the different phases of his life and partnerships. Their roles in the children's lives remain largely private, but their public identities are well-established, contributing to the broader narrative of the Musk family dynamics.

Justine Wilson: The First Wife and Mother of Six

Justine Wilson, a Canadian author, was Musk's first wife. She is the mother of his first six children (including Nevada). Her candid writing about their relationship and co-parenting has offered rare insights into the early years of his family life. The story of their son Nevada's death is a deeply personal and tragic part of the family history. The existence of the twins and triplets marked the beginning of Musk’s large family size.

Grimes: The Partner in Unique Naming Conventions

Claire Boucher, known professionally as Grimes, is a Canadian musician famous for her experimental art and music. Her partnership with Musk produced three children, all of whom have names that have become cultural phenomena: X Æ A-Xii, Exa Dark Sideræl, and Techno Mechanicus. These names reflect an unconventional blend of technology, astronomy, and mythology, perfectly aligning with the Musk-Grimes aesthetic.

Shivon Zilis: The Neuralink Executive and Mother of Four

Shivon Zilis is a high-ranking executive at Neuralink, one of Musk’s companies. Her professional connection to Musk is a key detail in their relationship. She and Musk share four children, including the twins Strider and Azure, and the most recent addition, Seldon Lycurgus. Zilis has publicly supported Musk’s views on the underpopulation crisis, stating that "smart, hard-working people" should have more children.

Ashley St. Clair: The Conservative Influencer

The newest mother in the Musk family is Ashley St. Clair, a conservative writer and political influencer. The birth of their son, Romulus St. Clair, in late 2024, came as a surprise to many, further cementing Musk's commitment to his population philosophy. The name Romulus is a nod to the mythological founder of Rome, maintaining the classical, ambitious naming theme seen in his other children.

The Future of the Musk Dynasty and Public Scrutiny

The consistent growth of Elon Musk’s family has kept the spotlight intensely focused on his private life, fueling endless speculation about his personal choices and his long-term goals. The very public nature of his family, especially with the use of unusual names and the involvement of multiple high-profile mothers, ensures that the Elon Musk kids will remain a topic of global curiosity for years to come.

Musk’s actions are often viewed as a living, breathing experiment in his demographic theories. Whether he sees his children as simply a large, loving family or a critical contribution to saving civilization from a birth rate collapse, the reality is that the 14 'Musk-eteers' represent a significant and unique chapter in the life of one of the world's most influential and controversial figures.

As the children grow, they will undoubtedly face intense scrutiny, much like their father. Their lives, from their unique names to their inherited wealth and connection to the world's most ambitious tech projects, will be a continued source of public fascination, offering a complex look at a modern, non-traditional family structure at the intersection of extreme wealth and global philosophy.