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Mariko Clark

Portland, OR
4.0C year-end 2023
8 matches · 2W–6L · seasons 20232026
Bump probability
3.54.04.5lowhigh

Where this rating stands today. Taller means more likely. The dashed lines are the band edges, and the three shaded areas are the three percentages below.

3.69
estimated dynamic rating
Where the rating sits now, on 5 matches this season · USTA never publishes this number
1%
down to 3.5
99%
stay 4.0
0%
up to 4.5

A 4.0 runs from 3.51 to 4.00. This rating sits in the lower half of the band, and every match moves it.

Our estimate, not a USTA figure — scale measured at this point of 2023 on 2160 players. Graded publicly in December when USTA publishes year-end ratings. It moves when you play, and occasionally when we improve the model.

Where you rank
Portland · 4.0
136 of 266
OR · 4.0
251 of 498

Mariko is ranked among players at the same level in the same place, by our estimated dynamic rating — not the published level, which is the same for everyone in the band. Groups smaller than five are not ranked, because a placing out of two is noise dressed as standing.

Teams3 teams · 2023–2026
Over timerating by season, and how you rank
Rating by season

Mariko has been a steady 4.0 across all 2 seasons on record.

3.54.020232026

The line is our estimate; the horizontal lines are level boundaries, so crossing one is a bump. Hollow points are years we inferred from the level played the following season, because USTA publishes a current rating but no history. The smaller, faded points — 2023 — rest on fewer than 5 matches, where the estimate is mostly the level the player was entered at rather than anything they did on court. Read the shape, not the value.

How you rank at your level

Percentile compares the same level in the same season, by share of games won. Mixed is shown for context — USTA rules exclude it from your adult rating unless mixed is all you play.

By level2 levels played
4.0
33.3%
2W–4L · 38.6% of games
8.0mixed
0W–2L
not enough matches yet

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

Match history8 matches
L
2026-07-18 · MAC-Bell(s) · #3 Doubles · 8.0 · with Patrick Donnelly
+0.000about as expected — took 32% of games against 36% expected
7-6, 6-0
L
2026-06-27 · MAC-Bell(s) · #3 Doubles · 8.0 · with Jonathan Howe
+0.000below expectation — took 20% of games against 41% expected
6-3, 6-0
L
2026-06-13 · MAC-Brown/Kim · #3 Doubles · 4.0 · with Alyssa Wong
0.016below expectation — took 48% of games against 54% expected
6-4, 5-7, 1-0
W
2026-05-16 · MAC-Brown/Kim · #3 Doubles · 4.0 · with Jean Herbst
0.029below expectation — took 47% of games against 60% expected
6-2, 0-6, 1-0
L
2026-03-28 · MAC-Brown/Kim · #3 Doubles · 4.0 · with Julie Kim
0.015below expectation — took 41% of games against 49% expected
6-3, 7-6
L
2023-03-12 · MAC-Thomas/Martel · #2 Doubles · 4.0 · with Jean Herbst
0.042below expectation — took 14% of games against 40% expected
6-2, 6-0
L
2023-03-11 · MAC-Thomas/Martel · #1 Doubles · 4.0 · with Dana McKillop
0.045below expectation — took 8% of games against 37% expected
6-0, 6-1
W
2023-03-04 · MAC-Thomas/Martel · #3 Doubles · 4.0 · with Jean Herbst
+0.010about as expected — took 52% of games against 48% expected
6-7, 7-6, 1-0
What an account addsprivate to you

Signing in lets you point an account at your own record and keep things alongside it: notes on individual matches, your racquet and string setup, restring reminders, friendly matches that never reach TennisLink, and a diary of what you changed and what happened after.

None of it is visible to anyone else. Not to other players, not on your public page, not in search. Every private table is scoped to your account at the database level, so it is enforced rather than promised. The public page you are looking at is built from USTA match results and nothing else.

Not affiliated with or endorsed by the USTA. Rating shown is the published USTA year-end figure; match data is from USTA TennisLink.