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Ann Ko

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Western Springs, IL
4.0C year-end 2025
i
Computer — generated by the USTA algorithm from match play
278 matches · 115W–163L · seasons 2018–2026
Match history278 matches
L
2026-10-25 · NITA E 40W18d Oak Brook-Lukas · #2 Doubles · 4.0 · with Melissa Ko
loading the estimate
3-6, 3-6
W
2026-10-23 · NITA E 80MX40a Five Star-Madhavan · #3 Doubles · 8.0 · with Thekkepat Harish Madhavan mixed
doesn’t count toward your NTRP rating
4-6, 3-2, 1-0
L
2026-10-17 · NITA E 40W18d Oak Brook-Lukas · #2 Doubles · 4.0 · with Melissa Ko
loading the estimate
3-6, 1-6
W
2026-10-11 · NITA E 40W40i Oak Brook-Lukas · #2 Doubles · 4.0 · with Marla Gerard
loading the estimate
6-2, 6-5
W
2026-10-03 · NITA E 40W18d Oak Brook-Lukas · #2 Doubles · 4.0 · with Melissa Ko
loading the estimate
7-5, 6-1
W
Default
2026-03-29 · NITA W 40W18f Oak Brook-Lukas · #1 Singles · 4.0
doesn’t count toward your NTRP rating
6-0, 6-0
L
2026-02-28 · NITA W 80MX40a Five Star-Madhavan · #3 Doubles · 8.0 · with Craig Hagerman mixed
doesn’t count toward your NTRP rating
2-6, 1-6
W
2026-02-27 · NITA W 40W40e Oak Brook-Lukas · #3 Doubles · 4.0 · with Marla Gerard
loading the estimate
6-3, 4-6, 1-0
W
2026-02-22 · NITA W 40W40e Oak Brook-Lukas · #3 Doubles · 4.0 · with Marla Gerard
loading the estimate
7-5, 7-5
W
2026-02-13 · NITA W 80MX40a Five Star-Madhavan · #3 Doubles · 8.0 · with Charlie Turri mixed
doesn’t count toward your NTRP rating
6-3, 3-6, 1-0
W
2026-01-24 · NITA W 40W18f Oak Brook-Lukas · #3 Doubles · 4.0 · with Zagorka James
loading the estimate
7-6, 4-1
W
Default
2025-12-07 · NITA E 40W18c Oak Brook-Lukas · #1 Doubles · 4.0 · with Tracie Wilcox
doesn’t count toward your NTRP rating
6-0, 6-0
Where you rank locallyagainst everyone at your level
Teams64 teams · 2019–2027
Over timerating by season, and how you rank
By level5 levels played
3.5
1W–1L
not enough matches yet
4.0
56.4%
22W–17L · 53.7% of games
4.5
38.7%
46W–73L · 44.9% of games
8.5
28.6%
16W–40L · 44.6% of games
8.0mixed
48.4%
30W–32L · 49.2% of games

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

By lineusually #3 Doubles, 37% of the time
#3 Doubles
37%
102 matches
#2 Doubles
33%
92 matches
#1 Doubles
30%
82 matches
#1 Singles
0%
1 match
#4 Doubles
0%
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.

Start where you are. Use what you have. Do what you can.
Arthur Ashe