Conor McGregor Suspended 18 Months for Missing Anti-Doping Tests

Web Editor

October 7, 2025

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Background on Conor McGregor and His Relevance

Conor McGregor, a prominent figure in mixed martial arts (MMA), has been suspended for 18 months following his failure to comply with three anti-doping tests within a year. The Irish fighter, 37, is one of the most popular and lucrative athletes in the Ultimate Fighting Championship (UFC), having previously held titles in both the featherweight and lightweight divisions.

Details of the Suspension

The Combat Sports Anti-Doping (CSAD) agency imposed the suspension, starting from September 2024. This means McGregor will be eligible to return to fighting on March 20, 2026. Initially facing a two-year ban, the sanction was eventually reduced.

McGregor missed tests on June 13, September 19, and 20, 2024, failing to adhere to the “whereabouts” protocol of anti-doping regulations. Despite this, CSAD acknowledged that McGregor cooperated with the investigation, accepted responsibility, and provided explanations for his absences.

CSAD’s Emphasis on Importance of Compliance

The agency stressed that accurate information regarding an athlete’s whereabouts and their availability for unannounced testing are crucial to the success of the UFC’s anti-doping program.

Potential Return to the UFC

McGregor’s suspension window could allow him to compete in the highly anticipated UFC event on June 14, 2026, at the White House, which is also U.S. President Donald Trump’s birthday.

UFC CEO and close Trump associate Dana White stated on Saturday that no fighters have been confirmed for this event yet. “It’s clear Conor is excited about fighting on that card, but nothing has been finalized,” White insisted.

Key Questions and Answers

  • Who is Conor McGregor? Conor McGregor is a renowned mixed martial artist, former UFC champion in both the featherweight and lightweight divisions.
  • Why was McGregor suspended? He was suspended for 18 months due to missing three anti-doping tests within a year, failing to comply with the “whereabouts” protocol.
  • What is the Combat Sports Anti-Doping (CSAD) agency? CSAD is the organization responsible for enforcing anti-doping regulations in combat sports, including MMA and boxing.
  • When can McGregor return to fighting? McGregor’s suspension ends on March 20, 2026, allowing him to return to the octagon by then.
  • What is the significance of the UFC event on June 14, 2026? This event is noteworthy as it coincides with U.S. President Donald Trump’s birthday, and there have been speculations about McGregor potentially participating.