Alex Michelsen advances to US Open quarterfinals without dropping a set

Yahoo Sports1 min read • Latest: Sep 7, 2026, 11:01 AM

Last updated Sep 7, 2026

Alex Michelsen advances to US Open quarterfinals without dropping a set
Summary

Unseeded American Alex Michelsen secured a place in the US Open quarterfinals after a straight-sets victory over Tomas Martin Etcheverry in the fourth round. The 22-year-old California native has moved through the tournament draw without dropping a single set across his four matches. Michelsen, currently ranked No. 46 on the ATP Tour, holds a 4-0 record in the tournament to date. He now faces No. 11 seed Frances Tiafoe in the quarterfinals on Tuesday, Sept. 8. A victory for Michelsen would guarantee him a spot in the top 30 of the world rankings for the first time in his professional career.

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By the Numbers
  • Alex Michelsen reached his first US Open quarterfinal without losing a set.
  • The 22-year-old American defeated Tomas Martin Etcheverry in the fourth round.
  • Michelsen faces No. 11 seed Frances Tiafoe in the quarterfinals on Sept. 8.
  • A win in the quarterfinals would move Michelsen into the top 30 of the ATP rankings.
Latest Updates
  • 11:01 AMYahoo SportsMeet American Alex Michelsen, the surprise quarterfinalist at US Open
What they're saying
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Alex Michelsen, a 22-year-old unseeded American, has been blitzing through the US Open and hasn't lost a set in any of his four victories.

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