The Complete List Of Elon Musk’s 14 Children: Unpacking The Names Of His Sons, From Nevada To Techno Mechanicus

The family life of tech mogul Elon Musk, the CEO of Tesla, SpaceX, and X, has become as much a subject of global curiosity as his ventures into space and artificial intelligence. As of December 2025, the billionaire entrepreneur is a father to 14 children, a number that has grown in recent years, continuously capturing public attention and sparking conversations about his unique approach to parenthood and his legacy. This comprehensive, updated list breaks down the names of his sons, their mothers, and the fascinating stories behind their unconventional monikers.

The sheer size of the Musk family, often referred to as a "baby legion" by some media outlets, reflects Musk's public stance on birth rates and his desire to contribute to the future of humanity. From traditional Greek names to cryptic, alphanumeric designations, the names of Elon Musk's sons offer a direct window into his fascination with science, technology, and pop culture, making them some of the most talked-about celebrity children in the world today.

Elon Musk: A Brief Biographical Profile

Born on June 28, 1971, in Pretoria, South Africa, Elon Reeve Musk is one of the most transformative and polarizing figures of the 21st century. His early life saw him move to Canada and then the United States, where he co-founded the electronic payment firm PayPal.

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• Full Name: Elon Reeve Musk
• Born: June 28, 1971 (Pretoria, South Africa)
• Education: University of Pennsylvania (B.A. in Physics, B.S. in Economics)
• Key Companies: CEO of Tesla, CEO/CTO of SpaceX, Owner/CTO of X (formerly Twitter), Founder of The Boring Company, Neuralink, and xAI.
• Net Worth: Frequently ranked as one of the world's wealthiest individuals.
• Family: Father of 14 children with three different partners.

The Sons of Elon Musk: A Chronological List of Names and Mothers

Elon Musk's family journey began in the early 2000s and has since expanded significantly. His children are grouped by their mothers: his first wife, Canadian author Justine Wilson; musician Grimes (Claire Boucher); and Neuralink executive Shivon Zilis. The following list focuses on his sons, including the deceased Nevada Alexander Musk, and the most recent additions.

1. Nevada Alexander Musk (With Justine Wilson)

Nevada Alexander Musk was Elon Musk’s first child, born in 2002. Tragically, he passed away at just 10 weeks old due to Sudden Infant Death Syndrome (SIDS).

• Name: Nevada Alexander Musk
• Mother: Justine Wilson
• Born: 2002 (Deceased 2002)

2. Griffin Musk (Twin with Vivian Jenna Wilson, with Justine Wilson)

Born in 2004, Griffin is one of the twins Musk had with Justine Wilson via IVF. His name is a more traditional choice compared to his half-siblings, and he is the older twin.

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• Name: Griffin Musk
• Mother: Justine Wilson
• Born: 2004

3. Kai, Saxon, and Damian Musk (Triplets with Justine Wilson)

In 2006, Musk and Wilson welcomed triplets. The names Kai, Saxon, and Damian are all relatively traditional, though Kai is a name with diverse origins (Hawaiian, Scandinavian, Japanese). The triplets are now young adults.

• Names: Kai Musk, Saxon Musk, Damian Musk
• Mother: Justine Wilson
• Born: 2006

4. X Æ A-12 Musk (With Grimes)

The birth of X Æ A-12, affectionately nicknamed "X," in 2020, launched the Musk family into a new stratosphere of public fascination due to his highly unique name. The name was later legally adjusted to X Æ A-Xii to comply with California law, which restricts the use of numbers in names.

• Name: X Æ A-Xii Musk (Nickname: X)
• Mother: Grimes (Claire Boucher)
• Born: May 2020

5. Strider and Azure (Twins with Shivon Zilis)

In a revelation that surprised the public, it was confirmed that Musk had secretly welcomed twins with Neuralink executive Shivon Zilis in November 2021. The names of the twins are Strider Zilis Musk and Azure Zilis Musk.

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• Names: Strider Zilis Musk (Son), Azure Zilis Musk (Daughter)
• Mother: Shivon Zilis
• Born: November 2021

6. Techno Mechanicus Musk (With Grimes)

The existence of Musk and Grimes' third child, a son, was revealed in a 2023 biography of Elon Musk. His full name is Techno Mechanicus Musk, and he is nicknamed "Tau." Born in June 2022, the name is a clear continuation of the couple's penchant for futuristic, tech-inspired monikers.

• Name: Techno Mechanicus Musk (Nickname: Tau)
• Mother: Grimes (Claire Boucher)
• Born: June 2022

7. Arcadia and Seldon (With Shivon Zilis)

To reach the confirmed total of 14 children, reports indicate that two more children, Arcadia and Seldon, were welcomed with Shivon Zilis. While the details remain private, their names further contribute to the growing, unique Musk family tree, with Seldon being a notable son's name on the list.

• Names: Arcadia, Seldon (Seldon is a son)
• Mother: Shivon Zilis
• Born: Latest additions (date undisclosed)

The Meaning Behind the Most Unusual Son's Names

The names of Musk's sons with Grimes are arguably the most unique in the world, combining elements of technology, space, and ancient languages. Understanding their meaning is key to understanding the 'Musk mystique.'

The Cryptic Code of X Æ A-Xii

The name X Æ A-Xii is a complex, multi-layered reference that Musk and Grimes have explained publicly. The pronunciation is generally understood to be "X Ash A Twelve."

• X: Represents the "unknown variable."
• Æ: Pronounced 'Ash,' or a nod to 'Ai' (Artificial Intelligence) or 'love' in some languages.
• A-Xii: A reference to the Lockheed A-12, the precursor to the SR-71 Blackbird, which the couple described as their favorite aircraft—a plane with "no weapons, just speed."

Techno Mechanicus: The Future of Naming

The name Techno Mechanicus, or "Tau," is a powerful statement on the intersection of technology and humanity. 'Techno' relates to technology, and 'Mechanicus' relates to mechanics and machinery. The name is a clear homage to the world of engineering and science that defines Elon Musk’s career.

The Complete Musk Family: A Snapshot

While this article focuses on the names of Elon Musk's sons, the full list of his children, including his daughters, paints a complete picture of his large family. The list of 14 children is a testament to his belief in the importance of a growing population and his goal of leaving a legacy that spans both Earth and potentially Mars.

The naming conventions used across all his children—from the traditional (Griffin, Saxon, Damian) to the highly abstract (X Æ A-Xii, Techno Mechanicus)—demonstrate a deliberate choice to stand apart from convention. This approach mirrors his business philosophy, where he consistently seeks to disrupt industries and push the boundaries of what is considered possible.

Topical Authority: Elon Musk's Children and Legacy

The topic of Elon Musk's children and their unique names is intrinsically linked to his broader public persona as a futurist and a visionary. These children, representing the next generation of the Musk lineage, are often viewed through the lens of his own ambitions: a desire for a multi-planetary future and a world driven by advanced technology and artificial intelligence.

The fact that his children are mothered by three accomplished women—a celebrated author (Justine Wilson), a cutting-edge musician (Grimes), and a successful tech executive (Shivon Zilis)—adds another layer of complexity and interest to the family saga. The names themselves serve as LSI keywords for this entire narrative, driving significant search traffic for terms like X Æ A-12 pronunciation, Techno Mechanicus meaning, and Griffin Kai Saxon Damian Musk. The curiosity surrounding the latest additions, Arcadia and Seldon, confirms the ongoing public fascination with the Musk family's unconventional and ever-expanding roster.