The Definitive Count: How Many Children Does Elon Musk Have Now? (Latest Update 2025)

Elon Musk’s family tree is arguably as complex and rapidly expanding as his business empire, making the simple question of "How many children does he have?" a constantly moving target. As of December 2025, the Tesla and SpaceX CEO is confirmed to have fathered at least 14 children with four different women, a number that has quietly grown in the past year and continues to fuel public fascination and debate. This article provides the most current, definitive count and details on his large, unconventional family.

The billionaire’s expanding brood is not just a personal matter; it is closely tied to his public warnings about a global "population collapse," which he often cites as the single biggest threat to human civilization. His personal life, therefore, serves as a very public and literal example of his philosophy, making every new birth a major headline and a talking point on global fertility rates.

Elon Musk's Children: The Complete Biography and Family List

Elon Musk, born in Pretoria, South Africa, on June 28, 1971, is a technology mogul, entrepreneur, and investor known for founding SpaceX, co-founding Tesla, and acquiring X (formerly Twitter). His personal life is marked by multiple high-profile relationships, resulting in a large and growing family. Here is a chronological list of his children, their mothers, and the latest known details, confirming a total of 14 children (13 living).

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• Mother: Justine Wilson (Canadian Author)
• Nevada Alexander Musk: Born 2002. Tragically passed away from SIDS at 10 weeks old.
• Griffin Musk: Born 2004 (Twin).
• Vivian Jenna Wilson (formerly Xavier Musk): Born 2004 (Twin).
• Kai Musk: Born 2006 (Triplet).
• Saxon Musk: Born 2006 (Triplet).
• Damian Musk: Born 2006 (Triplet).
• (Total with Wilson: 6 children, 5 living)
• Mother: Claire 'Grimes' Boucher (Canadian Musician)
• X Æ A-Xii Musk: Born May 2020 (Son). Originally named X Æ A-12.
• Exa Dark Sideræl Musk ('Y'): Born December 2021 (Daughter), via surrogate.
• Techno Mechanicus ('Tau'): Born 2022 (Son). Revealed in September 2023.
• (Total with Grimes: 3 children)
• Mother: Shivon Zilis (Neuralink Executive)
• Strider Musk: Born November 2021 (Twin).
• Azure Musk: Born November 2021 (Twin).
• Arcadia Musk: Born early 2024 (Daughter). Quietly welcomed, name and birth year reported in late 2024.
• Seldon Lycurgus Musk: Born early 2024 (Son). Quietly welcomed, name and birth year reported in late 2024, sometimes cited as his 14th child.
• (Total with Zilis: 4 children)
• Mother: Ashley St. Clair (Conservative Influencer) - *Latest Unconfirmed Report*
• Romulus Musk: Born 2024 (Son). Paternity was allegedly confirmed by DNA test and revealed in a controversial report in late 2024/early 2025, but the child is not yet publicly acknowledged by Musk as part of his confirmed count.
• (Total Confirmed/Reported: 14 children, 13 living)

The Latest Additions: Zilis and the 2024 Births

The most recent confirmed expansion of the Musk family came with the quiet welcoming of two more children with Neuralink executive Shivon Zilis in early 2024: a daughter named Arcadia and a son named Seldon Lycurgus. These births followed the 2021 arrival of their twins, Strider and Azure, which were revealed in court documents.

The names Seldon and Arcadia are characteristically unique, often drawing from science fiction or philosophical references, a pattern seen in the names of his children with Grimes. The discreet nature of these recent births suggests a desire for privacy, contrasting with the high-profile media coverage of his children with Grimes. The fact that Zilis is a top executive at his brain-chip company, Neuralink, further solidifies the blending of Musk's professional and personal life, with both his business partner and his children's mother sharing a deep commitment to his vision for the future.

The total count of 14, including the latest additions with Zilis and the reported child with St. Clair, firmly establishes Musk as one of the most prolific fathers in the public eye, a status he seems to embrace as a form of personal activism against the perceived threat of a global population decline.

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The Controversy of the 14th Child: Romulus and Ashley St. Clair

The count of 14 children is often cited by major news outlets, but the composition of that number has recently become a subject of intense media scrutiny. While the births with Zilis were quietly confirmed, reports in late 2024 and early 2025 introduced a new level of controversy with the alleged birth of a son named Romulus, whose mother is conservative influencer Ashley St. Clair.

According to these reports, a paternity test confirmed Musk as the father of Romulus, who was born in 2024. St. Clair reportedly disclosed the paternity due to media pressure, claiming Musk had offered financial incentives for discretion. This report, while highly publicized, remains officially unacknowledged by Musk himself as a confirmed addition to his public family list. The inclusion of Romulus raises the potential total to 15, depending on how the triplets and twins are counted and which sources are considered definitive. For the purposes of a definitive count, we include Romulus as the latest *reported and alleged* child, bringing the total to 14 confirmed and highly reported children (13 living).

The 'Population Collapse' Philosophy Driving His Family Size

Elon Musk's decision to have a large family is consistently framed by him as a response to a global crisis: the "population collapse" or "global fertility crisis."

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Musk has repeatedly used his massive platform on X to warn that low birth rates pose a far greater risk to civilization than issues like global warming. He argues that the world needs more babies, particularly those with his DNA, to prevent a "tsunami" of economic and societal impacts imminent from falling fertility rates.

This public stance is a core part of his identity as a visionary who believes he must personally act to save humanity, whether through colonizing Mars, accelerating sustainable energy, or, in this case, propagating the species. His children—Griffin, Vivian, Kai, Saxon, Damian, X Æ A-Xii, Exa Dark Sideræl, Techno Mechanicus, Strider, Azure, Arcadia, Seldon, and the reported Romulus—are seen by many as a literal manifestation of his philosophical and political beliefs.

The sheer number of his children (14), and the fact that they are with multiple women who are often connected to his professional world (Justine Wilson, Grimes, and Neuralink executive Shivon Zilis), has cemented his status as a controversial figure in the debate over modern family structures and the responsibilities of the global elite. His family is a living, breathing experiment in unconventional parenting and a direct challenge to the demographic trends he so frequently warns against. The ongoing reports of new additions suggest that for Elon Musk, the mission to increase the birth rate is far from over.