The Complete List: All 14 Children Of Elon Musk, Their Mothers, And Unique Names (2025 Update)

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As of December 2025, the tech billionaire and CEO of Tesla, SpaceX, and X (formerly Twitter), Elon Musk, is the father of a confirmed 14 children, shared with four different women. This staggering number has rapidly increased in the last year, cementing his status as one of the most prolific parents in the public eye. The recent confirmations of two new babies in late 2024 and early 2025 have fundamentally reshaped his highly publicized family structure. The size of Musk's family is a direct reflection of his frequently stated public concern over "underpopulation" and a looming "demographic crisis" on Earth. His personal life, particularly the unique names and unconventional arrangements with the mothers of his children, is a topic of intense global interest, often generating more headlines than his ambitious ventures into space exploration or artificial intelligence.

The Definitive Biography of Elon Musk's 14 Children

Elon Musk's journey into fatherhood began in the early 2000s and has involved a mix of natural conception, in vitro fertilization (IVF), and surrogacy. The 14 children are shared with four mothers: his first wife, Justine Wilson, musician Grimes (Claire Boucher), Neuralink executive Shivon Zilis, and conservative commentator Ashley St. Clair. This list details all 14 children in chronological order, including the one child who tragically passed away.
  • 1. Nevada Alexander Musk (Mother: Justine Wilson)
    • Born: 2002
    • Status: Tragically passed away from Sudden Infant Death Syndrome (SIDS) at 10 weeks old.
  • 2. Griffin Musk (Mother: Justine Wilson)
    • Born: 2004 (Twin)
    • Note: Born via IVF.
  • 3. Vivian Jenna Wilson (formerly Xavier Musk) (Mother: Justine Wilson)
    • Born: 2004 (Twin)
    • Note: Born via IVF. Vivian legally changed her name in 2022 to reflect her gender identity and to sever ties with her biological father.
  • 4. Kai Musk (Mother: Justine Wilson)
    • Born: 2006 (Triplet)
    • Note: Born via IVF.
  • 5. Saxon Musk (Mother: Justine Wilson)
    • Born: 2006 (Triplet)
    • Note: Born via IVF.
  • 6. Damian Musk (Mother: Justine Wilson)
    • Born: 2006 (Triplet)
    • Note: Born via IVF.
  • 7. X Æ A-Xii ("X") (Mother: Grimes)
    • Born: May 4, 2020
    • Note: The first child with Grimes. His name, pronounced "Ex Ash A Twelve," has been subject to legal amendments to comply with California law.
  • 8. Strider Zilis Musk (Mother: Shivon Zilis)
    • Born: November 2021 (Twin)
    • Note: Born just weeks before the birth of his half-sister Exa Dark Sideræl, confirming a close timeline between the two families.
  • 9. Azure Zilis Musk (Mother: Shivon Zilis)
    • Born: November 2021 (Twin)
    • Note: Strider and Azure were conceived via IVF.
  • 10. Exa Dark Sideræl Musk ("Y") (Mother: Grimes)
    • Born: December 2021
    • Note: Born via surrogate. Her name is pronounced "Exa Dark Sider-ee-al."
  • 11. Tau Techno Mechanicus ("Tau") (Mother: Grimes)
    • Born: Sometime in 2022
    • Note: The third child with Grimes, revealed publicly in a biography released in late 2023.
  • 12. Arcadia Zilis Musk (Mother: Shivon Zilis)
    • Born: February 28, 2024
    • Note: The third child with Shivon Zilis.
  • 13. Romulus Musk (Mother: Ashley St. Clair)
    • Born: September 2024
    • Note: The first child with conservative commentator Ashley St. Clair, whose birth was announced in early 2025.
  • 14. Seldon Lycurgus Zilis Musk (Mother: Shivon Zilis)
    • Born: Late February 2025
    • Note: The fourth child with Shivon Zilis, making him the newest addition to the Musk family.

The Four Mothers: A Look at Musk's Co-Parenting Relationships

Musk's family dynamic is highly complex and involves four distinct co-parenting relationships, each with its own public profile and arrangement. The sheer number of children, coupled with the mothers' diverse backgrounds—from a novelist to a tech executive to a musician and a political commentator—highlights the unconventional nature of the billionaire's personal life.

Justine Wilson: The First Wife and Mother of Six

Justine Wilson, a Canadian author, was Musk's first wife. They were married from 2000 to 2008. After the tragic loss of their first son, Nevada, the couple turned to IVF to have their subsequent five children: twins Griffin and Vivian, and triplets Kai, Saxon, and Damian. Despite their divorce, Wilson has been candid about their co-parenting relationship, often emphasizing the importance of stability for their five living children. The birth of these children established the initial pattern of a large family unit for Musk.

Grimes (Claire Boucher): The Mother of Three with Unique Naming Conventions

Grimes, the avant-garde musician, shares three children with Musk: X Æ A-Xii ("X"), Exa Dark Sideræl ("Y"), and Tau Techno Mechanicus ("Tau"). Their relationship, which began in 2018, has been characterized by its public on-again, off-again status and the use of highly unusual, complex names for their children. The names often draw inspiration from science, technology, and space, reflecting the interests of both parents. The birth of Exa Dark Sideræl via a surrogate and the secret arrival of Tau Techno Mechanicus underscore the privacy and complexity surrounding their family life.

Shivon Zilis: The Neuralink Executive and Mother of Four

Shivon Zilis is a high-ranking executive at Musk's Neuralink company and has co-parented four children with the tech mogul. The existence of their twins, Strider and Azure, born in late 2021, became public knowledge in mid-2022 when court documents revealed a petition to change the babies' last names to include Musk's. The subsequent, and even more recent, births of Arcadia (2024) and Seldon Lycurgus (2025) have made Zilis the mother of the most children with Musk, solidifying a professional and personal bond centered on their shared vision for the future.

Ashley St. Clair: The Newest Mother in Musk's Family Tree

The latest public revelation came in early 2025 with the announcement of a son, Romulus, born in September 2024, shared with conservative commentator and author Ashley St. Clair. The news of this child further complicated the public's understanding of Musk's family life, introducing a fourth co-parenting partner. This addition highlights Musk's ongoing commitment to his personal mission of increasing the birth rate.

The Topical Authority: Musk's Philosophy on Fatherhood and Population

Elon Musk has repeatedly framed his large family not as a personal choice but as a civic duty. He often speaks about the dangers of a declining birth rate, calling it a far greater risk to civilization than global warming. His actions—having 14 children with four different women—are seen by many as a practical effort to combat what he terms the "underpopulation crisis." This philosophy is a key part of his public persona, intertwining his personal life with his business and political views. The names of his children, which often reference complex scientific or philosophical concepts (like 'Lycurgus' or 'Techno Mechanicus'), further link his family to his grand, futuristic vision for humanity. The sheer size of the Musk family tree, especially the rapid growth in 2024 and 2025 with the births of Arcadia, Romulus, and Seldon Lycurgus, ensures that the question of "how many kids does Elon Musk have?" will remain a constantly updating and fascinating topic for years to come.
how many kids elon musk
how many kids elon musk

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