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Adolfo Daniel Vallejo vs Gael Monfils — US Open Round of 128

US OpenR128HardWed 2 Sept · ~19:00Final

Gael Monfils defeated Adolfo Daniel Vallejo in the Round of 128 at the US Open. The match ended with a score of 2-6, 6-1, 6-2, 6-0 in favor of Monfils. He hit 5 aces and 2 double faults, converting 37% of break points and securing 7 service breaks, compared to Vallejo's 3 aces, 5 double faults, 33% break point conversion, and 2 service breaks.

Generated automatically from Umpiry match data.

Key context

How the match was decided

Auto-generated

Monfils G. came through in four sets.

  • 1st-serve points wonMonfils G. 78% · Vallejo D. 59%
  • AcesMonfils G. 4 · Vallejo D. 3
  • Double faultsMonfils G. 2 · Vallejo D. 5

Match momentum

Whole matchVallejo D.Monfils G.
EvenVallejo D.Monfils G.
Late momentumMonfils G.92
3Last 12 points9
9Last 3 games15
2/6Break points7/20

Break of serve

Match statistics

Vallejo D.Monfils G.
Serve
  • 3Aces4
  • 5Double faults2
  • 59%1st serve points won78%
  • 50% · 7/14Service games held86% · 12/14
Return
  • 33%Break points won37%
  • 2Breaks of serve7

Serve & return performance

Key performance gaps
First-serve pointsMonfils G. won 78% of points behind the first serve, Vallejo D. 59%. Largest performance gap of the match.+19 ptsVallejo D.1st-serve pts won59%Monfils G.1st-serve pts won78%
Double faultsMonfils G. served 2 double faults, Vallejo D. 5.+3Vallejo D.5Monfils G.2

Common opponents

1 shared · last 12 months

Vallejo D. and Monfils G. faced 1 of the same opponent in the last 12 months. Vallejo D. went 1–0 (100%) against them, Monfils G. 0–1 (0%).

1–0100%Vallejo D. · better vs 1Record vs common opponents0–10%Monfils G. · better vs 0
Vs common opponents · derived from scorelines
2–0Sets1–2
12–7Games12–12
0–0Deciding sets0–1

Only 1 common opponent — too few for any conclusion. Shown without assessment.

Head-to-head

1 meeting · Monfils G. leads 1–0
01

Draw

Closing odds

Player context

Before the match
Vallejo D.Monfils G.1 885ELO1 9101 666Hard ELO1 8326–4Last 103–722Age40183 cmHeight193 cmRightPlaysRightCareer $923K2026 $668KEarningsCareer $25.1M2026 $419K

Match info

  • Started~19:00 local

Cite this

Gael Monfils beat Adolfo Daniel Vallejo 6-2 1-6 2-6 0-6. Umpiry, "Adolfo Daniel Vallejo vs Gael Monfils — US Open Round of 128", https://umpiry.com/match/2026-09-02/monfils-vs-vallejo-us-open-r128?utm_source=cite (as of 2 September 2026).