Elon Musk's 14 Children: The Complete, Updated List Of Names, Ages, And Mothers In 2025

The question of "how many children does Elon Musk have?" has become one of the most frequently searched queries in the tech and celebrity world, and the answer is constantly changing. As of early 2025, the Tesla and SpaceX CEO is the father of a confirmed 14 children, born to four different mothers. This extraordinary family size, which has seen several new additions in the last year alone, is a reflection of Musk's outspoken public views on the global birth rate crisis and his personal belief in procreation.

The most recent updates confirm the birth of his 14th child, a son named Seldon Lycurgus, with Neuralink executive Shivon Zilis, making the tech billionaire’s family one of the largest and most publicly scrutinized in modern history. The family includes twins, triplets, and children with some of the most unconventional names ever conceived, cementing Musk's reputation for the unconventional in all aspects of his life.

The Complete List of Elon Musk's 14 Children and Their Mothers

Elon Musk's family spans over two decades, beginning in the early 2000s. His 14 children were born to four mothers: his first wife, Canadian author Justine Wilson; musician Grimes (Claire Boucher); and Neuralink executive Shivon Zilis. The following is a detailed, chronological list of all his children.

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Children with Justine Wilson (5 Living, 1 Deceased)

Elon Musk married Justine Wilson in 2000. They used IVF to conceive their subsequent children after the tragic death of their first son.

• Nevada Alexander Musk (Deceased): Born in 2002. Nevada tragically passed away from Sudden Infant Death Syndrome (SIDS) at just 10 weeks old.
• Griffin Musk and Vivian Jenna Wilson (Twins): Born in 2004. Vivian, originally named Xavier, legally changed her name and gender identity in 2022.
• Kai Musk, Saxon Musk, and Damian Musk (Triplets): Born in 2006. The triplets were also conceived via IVF.

Children with Grimes (Claire Boucher) (3 Children)

Musk’s relationship with Canadian musician Grimes produced three children, all known for their highly unusual names.

• X Æ A-Xii Musk (Known as 'X'): Born in May 2020. His name was famously altered from the original X Æ A-12 to comply with California law regarding the use of Roman numerals.
• Exa Dark Sideræl Musk (Known as 'Y'): Born via surrogate in December 2021. News of her birth was revealed in March 2022.
• Techno Mechanicus (Known as 'Tau'): The third child with Grimes, whose existence was revealed in September 2023.

Children with Shivon Zilis (4 Children)

Shivon Zilis is a Canadian executive at Musk’s Neuralink company. The existence of their first two children was revealed in 2022, and the family grew significantly in 2024.

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• Strider Musk and Azure Musk (Twins): Born in November 2021, just weeks before Exa Dark Sideræl’s birth with Grimes.
• Arcadia Musk: Born in February 2024, this was their third child together. Musk confirmed the birth later that year.
• Seldon Lycurgus Musk: The 14th child overall and the fourth with Zilis, Seldon's birth was confirmed in late 2024.

The Newest Additions: A Rapidly Growing Family in 2024

The year 2024 proved to be a pivotal year for Elon Musk's family, with multiple confirmed births that solidified his position as one of the world's most prolific fathers. The births underscored his commitment to his public mission of combating "underpopulation."

The Confirmation of Arcadia and Seldon Lycurgus

The news cycle in 2024 was dominated by revelations of new additions with Shivon Zilis. While their twins, Strider and Azure, were born in 2021, the third child, Arcadia, was born in February 2024.

The 14th child, Seldon Lycurgus, was born later in 2024, as confirmed by both Zilis and Musk. The name Seldon is speculated to be a reference to Hari Seldon, a character from Isaac Asimov's Foundation science fiction series, a theme consistent with Musk's other unique naming choices.

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These recent births highlight the complex but clearly defined co-parenting relationship Musk shares with Zilis, who is a high-ranking executive within his business empire. Musk has often described Zilis as a fantastic mother and a key contributor to what he sees as a necessary expansion of the human population.

Elon Musk's Public Stance on Population and Procreation

Musk’s decision to have a large family is not just a personal matter; it is deeply intertwined with his public advocacy. He frequently uses his platform to warn about the dangers of a declining global birth rate, a phenomenon he deems a far greater threat to civilization than climate change.

The "Underpopulation Crisis"

Musk has repeatedly stated that a "collapsing birth rate" is the biggest risk facing the future of humanity. He sees having many children as a personal and civic duty to address this perceived crisis. His family choices, therefore, serve as a very public example of his philosophy.

This viewpoint is a core component of his topical authority on the subject. He often engages in debates on X (formerly Twitter) about demographics, fertility rates, and the long-term economic and societal impacts of an aging, shrinking global population.

The Role of His Partners

The mothers of his children—Justine Wilson, Grimes, and Shivon Zilis—have all commented on the co-parenting arrangements, which appear to be collaborative, if unconventional. All three women are highly accomplished in their own right, which adds another layer of intrigue to the family dynamic.

The unique names of the children with Grimes, such as X Æ A-Xii and Exa Dark Sideræl, often steal the headlines, reflecting the couple's shared interest in advanced technology, science fiction, and the esoteric. These names are not just whimsical choices but are deeply symbolic of their worldview.

The Future of the Musk Family Tree

With 14 children in his family, Elon Musk has established one of the most talked-about personal legacies among modern billionaires. His family life is a continuous subject of public fascination, driven by the sheer size of the family, the unique names, and the high-profile nature of the parents.

While the exact details of the children’s lives are kept relatively private, the sheer volume of new additions in recent years suggests that the Musk family tree may continue to expand. For a man who aims to colonize Mars, building a large family on Earth seems to be a foundational step in his long-term vision for the future of humanity.

As the children grow, they will undoubtedly become entities of interest themselves, continuing the public curiosity about the family dynamics, the co-parenting structures, and the influence of their father’s immense wealth and power.