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Marion Doi

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Gardena, CA
3.0C year-end 2025
i
Computer — generated by the USTA algorithm from match play
38 matches · 13W–25L · seasons 2019–2026
Match history38 matches
W
2025-12-07 · BC-MiraCosta/KarieLanterman · #3 Doubles · 3.0 · with Isela Blair
loading the estimate
6-1, 6-1
L
2025-10-05 · BC-MiraCosta/KarieLanterman · #3 Doubles · 3.0 · with Kara Ruiz
loading the estimate
1-6, 6-4, 0-1
L
2025-06-21 · BC-MiraCosta/KarieLanterman · #1 Doubles · 3.0 · with Ingrid Leon
loading the estimate
3-6, 3-6
L
2025-05-18 · BC-MiraCosta/KarieLanterman · #1 Doubles · 3.0 · with Karie Lanterman
loading the estimate
0-6, 3-6
W
2025-05-04 · BC-MiraCosta/KarieLanterman · #1 Doubles · 3.0 · with Anna OBrien
loading the estimate
6-4, 6-4
W
2024-10-06 · BC-ErnieHowlett/NormaIskenderian · #2 Doubles · 7.0 · with Lupe Lopez
no estimate for this season
i
Our model did not follow this player through that season: none of their matches that season carried an individual NTRP level (55 & Over and combo leagues are rated on combined levels), so it had nothing to start from. The match still counts toward the USTA rating.
6-4, 7-6
L
2024-09-28 · BC-ErnieHowlett/NormaIskenderian · #2 Doubles · 7.0 · with Lupe Lopez
no estimate for this season
i
Our model did not follow this player through that season: none of their matches that season carried an individual NTRP level (55 & Over and combo leagues are rated on combined levels), so it had nothing to start from. The match still counts toward the USTA rating.
6-7, 4-6
L
2024-09-22 · BC-ErnieHowlett/NormaIskenderian · #1 Doubles · 7.0 · with Takako Kato
no estimate for this season
i
Our model did not follow this player through that season: none of their matches that season carried an individual NTRP level (55 & Over and combo leagues are rated on combined levels), so it had nothing to start from. The match still counts toward the USTA rating.
3-6, 7-5, 0-1
L
2023-06-11 · BC-MiraCosta/KarieLanterman · #1 Doubles · 3.0 · with Sonomi Deguchi
loading the estimate
1-6, 4-6
W
2023-06-04 · BC-MiraCosta/KarieLanterman · #3 Doubles · 3.0 · with Anne Umamoto
loading the estimate
7-5, 6-2
W
2023-04-23 · BC-MiraCosta/KarieLanterman · #2 Doubles · 3.0 · with Sharon Bradley
loading the estimate
6-0, 6-0
L
2023-03-25 · BC-ErnieHowlett/LanVera · #1 Doubles · 3.0 · with Valerie Starr
loading the estimate
6-4, 3-6, 0-1
Where you rank locallyagainst everyone at your level
Teams15 teams · 2019–2025
Over timerating by season, and how you rank
By level5 levels played
3.0
42.1%
8W–11L · 45.3% of games
3.5
22.2%
2W–7L · 37.7% of games
7.0
1W–2L
not enough matches yet
2.5mixed
20%
1W–4L · 32.6% of games
7.0mixed
1W–1L
not enough matches yet

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

By lineusually #2 Doubles, 40% of the time
#2 Doubles
40%
15 matches
#1 Doubles
29%
11 matches
#3 Doubles
29%
11 matches
#2 Singles
3%
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.

Experience is a big word. I think it comes with time, and I have that.
Serena Williams