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Christian Duffy

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Arlington, MA
5.0C year-end 2025
i
Computer — generated by the USTA algorithm from match play
99 matches · 42W–57L · seasons 2018–2026
Match history99 matches
L
2026-08-30 · SFT:Spark-A:Grimes · #2 Doubles · 5.0 · with Reilly O'Brien championship
loading the estimate
6-3, 3-6, 0-1
L
2026-08-30 · SFT:Spark-A:Grimes · #2 Doubles · 5.0 · with Reilly O'Brien championship
loading the estimate
5-7, 4-6
W
2026-07-13 · SFT:Spark-A:Grimes · #1 Doubles · 5.0 · with Maximilian Bonte
loading the estimate
6-2, 7-6
W
2026-07-12 · SFT:Spark-A:Grimes · #1 Doubles · 5.0 · with Mckinley Grimes
loading the estimate
7-5, 4-6, 1-0
W
2026-06-29 · SFT:Spark-A:Grimes · #1 Doubles · 5.0 · with Maximilian Bonte
loading the estimate
6-4, 6-4
L
2026-06-14 · SFT:Spark-A:Grimes · #2 Doubles · 5.0 · with Reilly O'Brien
loading the estimate
6-7, 6-2, 0-1
W
2026-06-01 · SFT:Spark-A:Grimes · #2 Doubles · 5.0 · with Tyler Shibles
loading the estimate
4-6, 6-4, 1-0
W
2025-07-07 · WOB:Smash Squad:Asaad · #2 Doubles · 5.0 · with Eric Sillman
loading the estimate
6-4, 6-2
L
2025-06-16 · WOB:Smash Squad:Asaad · #2 Doubles · 5.0 · with Ben Guth
loading the estimate
6-3, 1-6, 0-1
L
2025-05-21 · WOB:Smash Squad:Asaad · #2 Doubles · 5.0 · with YOUSEF ASAAD
loading the estimate
6-7, 7-6, 0-1
L
Drew Van Orderlain
2024-06-29 · Singles tourney
doesn’t count toward your NTRP rating
1-6, 0-6
W
Marco Barretto
2024-06-29 · Singles tourney
doesn’t count toward your NTRP rating
6-3, 7-6
Where you rank locallyagainst everyone at your level
Teams4 teams · 2023–2026
Over timerating by season, and how you rank
By level2 levels played
4.5
80%
4W–1L · 58.5% of games
5.0
50%
5W–5L · 52.4% of games

Games won matters more than matches won — NTRP adjusts on margins.

By lineusually Singles, 85% of the time
Singles
85%
84 matches
#1 Doubles
8%
8 matches
#2 Doubles
7%
7 matches

How often, across every team and every match we hold — including ones that do not count toward a rating. Advanced stats has a court-position table too, and it answers a different question: how well you do there, over matches that count. A team’s own page shows how that one team uses you.

Not affiliated with or endorsed by the USTA. Ratings labelled as published are USTA year-end figures; anything we describe as an estimate is ours, not USTA’s. Match data is from USTA TennisLink.

Champions keep playing until they get it right.
Billie Jean King