Quinn Wins Biggest Career Title at Phoenix Challenger

American Ethan Quinn secures ATP Challenger 175 victory in all-American final.

Mar. 16, 2026 at 3:20am

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American Ethan Quinn won his biggest career title on Sunday, defeating compatriot Marcos Giron 7-6(1), 4-6, 7-5 in the final of the ATP Challenger 175 event in Phoenix, Arizona. The eighth-seeded Quinn claimed his second Challenger-level title and first since November 2024, putting him on the verge of a Top 50 debut in the ATP rankings.

Why it matters

Quinn's victory in Phoenix represents a significant milestone in the young American's career, as he continues to make strides towards breaking into the upper echelons of men's professional tennis. The win will provide a major confidence boost heading into the Miami Open and the clay court season.

The details

In the all-American final, Quinn prevailed in a tight three-set battle, winning the decisive set 7-5 after splitting the first two. The 24-year-old was particularly strong in tiebreakers throughout the tournament, winning five of the six he played. Quinn, who won the 2023 NCAA singles title while at the University of Georgia, is now poised to make his Top 50 debut in the ATP rankings.

  • Quinn won the title on Sunday, March 16, 2026.
  • Quinn previously won an ATP Challenger title in November 2024.

The players

Ethan Quinn

A 24-year-old American tennis player who won the 2023 NCAA singles title while representing the University of Georgia. He is on the verge of making his Top 50 debut in the ATP rankings.

Marcos Giron

An American tennis player who was defeated by Ethan Quinn in the final of the ATP Challenger 175 event in Phoenix.

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What they’re saying

“It's surreal. It's not every day that you get to be in the final. I feel like it's been a while since I've been in a final, getting to compete late in a tournament, so all the emotions are really high.”

— Ethan Quinn

“Getting a title and getting that confidence going into Miami, going into the clay season is going to be really nice.”

— Ethan Quinn

What’s next

Quinn will look to carry the momentum from his Phoenix Challenger title into the upcoming Miami Open and the clay court season.

The takeaway

Ethan Quinn's breakthrough victory at the Phoenix Challenger represents a significant step forward in the young American's career, as he continues to establish himself as a rising force in men's professional tennis.