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Sports · US Open 2026 · Men's Singles · Round of 128
Frances Tiafoe vs Martin Damm — 6-4 4-6 3-6 6-3 6-4
 Frances Tiafoe✓ | 6 | 4 | 3 | 6 | 6 |
| Martin Damm | 4 | 6 | 6 | 3 | 4 |
Final · Monday, August 31, 2026 · Round of 128
Result
Damm hit twenty-eight aces and seventy-two winners and lost by a single point, 157 to 156. The all-American nightcap on Louis Armstrong ran three hours forty-eight minutes under the closed roof. Tiafoe took the first on one break; Damm, a left-hander of 6ft 8in who has climbed from 431st in the world to around ninetieth in twelve months and beaten Daniil Medvedev at Winston-Salem ten days earlier, hit seven aces in the second set to level, then served for the third at 5-3 and needed seven deuces, four saved break points and four set points to get it. That was the high-water mark. Tiafoe, who double-faulted four times in that third set alone, broke once in the fourth for 5-3 and once in the fifth for 4-3 and faced no break point at all in the decider. The eleventh seed has reached two semi-finals here and never gone further; a loss would have been his earliest Flushing exit since 2017. "It was a crazy match," he said on court. "He had such a good serve." The Japanese qualifier Rei Sakamoto is next.
Frances TiafoeRows the source hadn’t published are left off rather than guessed.
At this Stage
Round of 128, all-American, and already a sequel: the tournament re-drew last year's Tiafoe–Damm second-rounder as this year's opener. Tiafoe carries the heavier load — an 11th seeding, semi-final memories from 2024, and a home Slam that measures him annually — while Damm gets the rarest underdog gift, a second consecutive crack at the same star on the same stage. The winner's Round of 64 opponent comes from Vukic's match with a qualifier; Nakashima's line waits at the quarter-final — this quarter is an American-tennis pressure cooker by design. Sunday through Tuesday.
What we know now
Court: Louis Armstrong Stadium
Match length: 3:48
Watch: ESPN · ESPN2 · ABC · ESPN app
What I said beforehand
The preview, frozen before the first serve. Clearly dated, never rewritten — that's the deal that makes the pick worth anything.
Tiafoe — but he of all people knows why this rematch is booked for discomfort. These two played in this tournament's second round last year and Damm, then a qualifier-grade outsider, took it four sets deep, pushing a 6-7(8) third set and holding serve to 5-5 in the fourth before Tiafoe closed 7-5. A year later Damm is 23–15 with a lefty serve that has grown teeth, and Tiafoe is the 11th seed with a 2024 semi-final's worth of New York expectations and a 37–16 season that says he is meeting them. The gap is real: Tiafoe's return and transition game operate two classes above Damm's baseline play. But lefty servers who have already tested you once don't get easier to face in front of your home crowd's nerves. Tiafoe in four, again.
The case for Frances Tiafoe
77% to winTiafoe won that meeting while absorbing Damm's best tennis, and everything else on his page is heavier: a semi-final here in 2024, 202 career hard-court wins, a 37-win season, and a New York crowd that has adopted him for a decade. Rematches against players you have already solved favor the solver — especially at the Slam where his level habitually rises.
The case for Martin Damm
23% to winDamm has already been on this court against this man and made it a fight — the 2025 meeting turned on a handful of points across two tiebreak-tight sets. His serve has only improved, he arrives with the best season of his career, and second-generation pros tend to treat big stadiums like family rooms. He knows exactly what didn't work last year; that is more scouting than most first-round underdogs ever get.
Both cases written 2026-08-28, before the first ball — frozen into the record exactly as written, whatever the result. The percentages are mine — opinions with a percent sign on. They add to 100 because tennis has no draw to hide the rounding in.
My locked pick: Frances Tiafoe to advance ✓ RIGHT
“He solved this exact opponent on this exact stage a year ago, and arrives with the better season and the crowd.”
Locked 2026-08-28 03:40 UTC — rendered verbatim from the pick ledger; never a fresher, hedged version
Tale of the tape
Frances TiafoeMartin DammPlayer vitals: US Open official player feed (usopen.org) and Tennis Abstract career match logs · as of 2026-08-28.
Career head-to-head: Tennis Abstract career match logs (tour-level) · as of 2026-08-27.
Storylines
- This is an exact rematch: Tiafoe beat Damm 6-4 7-5 6-7(8) 7-5 in last year's US Open second round — the only prior meeting.
- Tiafoe's 2024 semi-final is the deepest recent US Open run by an American man; he opens as the 11th seed with 37 wins this season.
- Damm, 22, arrives with a career-best 23–15 year — and a second consecutive US Open date with Tiafoe.
Head to head
Tiafoe leads 1–0 — from this very tournament last year, 6-4 7-5 6-7(8) 7-5. Damm won the third-set tiebreak 10-8 and served level deep into the fourth; the margin was thinner than the scoreline reads.
Source: Tennis Abstract career match logs (tour-level) · as of 2026-08-27.
Court & schedule: Louis Armstrong Stadium, Monday 31 August in the night session. The US Open posts each day's order of play the evening before; this one is on the board. (Official US Open order of play, as of 2026-08-28)
Weather: Sunday — the men's final, and the last match of the fortnight — was forecast at 78°F with showers and thunderstorms 95% likely, the wettest day of the two weeks and the one day that could not be pushed back. The rain came in the morning and stopped before the final, which Ashe played with its roof open. It cleared from there: 15% overnight, 15% Monday, then dry and sunny. (National Weather Service New York forecast, as of 2026-09-13)
Venue: USTA Billie Jean King National Tennis Center, Flushing Meadows, New York — hard.