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Donggeun Sinn

Ellicott City, MD
3.5C year-end 2025
i
Computer — generated by the USTA algorithm from match play
68 matches · 43W–25L · seasons 2019–2026

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Match history68 matches
L
2026-09-11 · Yee - Rockburn 7.5 · #1 Doubles · 7.5 · with Jay Anzures
expectation pending — we’re still fetching an opponent’s record
6-7, 0-6
W
2026-09-09 · Cha · #2 Doubles · 3.5 · with Ramon Gan Lim
expectation pending — we’re still fetching an opponent’s record
6-1, 6-2
W
2026-08-27 · Cha · #3 Doubles · 3.5 · with Xavier Cha
expectation pending — we’re still fetching an opponent’s record
4-6, 7-5, 1-0
W
2026-08-25 · Cha · #3 Doubles · 3.5 · with Xavier Cha
expectation pending — we’re still fetching an opponent’s record
6-4, 6-2
W
Scott Miller / Carolyn Greis
2026-08-13 · Mennealy · #3 Doubles · 8.0 · with Vicki Williamson mixed
doesn’t count toward your NTRP rating
6-4, 5-7, 1-0
L
2026-08-12 · Cha · #1 Doubles · 4.0 · with Sungho Chun
expectation pending — we’re still fetching an opponent’s record
5-7, 5-7
W
2026-08-08 · Cha · #2 Doubles · 3.5 · with Ramon Gan Lim
expectation pending — we’re still fetching an opponent’s record
6-1, 6-0
W
2026-08-06 · Cha · #1 Doubles · 4.0 · with Stephen Lee
expectation pending — we’re still fetching an opponent’s record
6-2, 6-1
W
2026-08-05 · Mennealy · #3 Doubles · 8.0 · with Ruzica Ragontse mixed
doesn’t count toward your NTRP rating
6-3, 6-0
W
2026-08-01 · Cha · #3 Doubles · 3.5 · with Xavier Cha
expectation pending — we’re still fetching an opponent’s record
6-2, 6-1
W
2026-07-29 · Cha · #3 Doubles · 3.5 · with Ramon Gan Lim
expectation pending — we’re still fetching an opponent’s record
6-3, 7-6
W
2026-07-26 · Ghim - Wild Cards-40+ · #2 Doubles · 4.0 · with Joseph Bahorich
expectation pending — we’re still fetching an opponent’s record
4-6, 7-5, 1-0
Where you rank locallyagainst everyone at your level
Teams15 teams · 2020–2026
Over timerating by season, and how you rank
By level4 levels played
3.5
93.3%
14W–1L · 67.8% of games
4.0
61.5%
16W–10L · 52.7% of games
7.5
50%
3W–3L · 53% of games
8.0mixed
50%
8W–8L · 51.5% of games

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

By lineusually #1 Doubles, 37% of the time
#1 Doubles
37%
25 matches
#2 Doubles
34%
23 matches
#3 Doubles
19%
13 matches
#1 Singles
9%
6 matches
#2 Singles
2%
1 match

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.

Every match is a story with a beginning, a middle and an end, and you are writing it as you go.
Chris Evert