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Kathryn Sullivan

Seattle, WA
3.5C year-end 2025
110 matches · 59W–51L · seasons 20192026
Bump probability
3.03.54.0lowhigh

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.

3.43
estimated dynamic rating
Where the rating sits now, on 3 matches this season · USTA never publishes this number
0%
down to 3.0
79%
stay 3.5
21%
up to 4.0
Projected to December: 0% down · 95% stay · 5% up, from a year-end estimate of 3.37. Lower than today’s 3.43 because form regresses — players this far into their band partway through a season have historically finished nearer the middle of it. Keep playing at this level and the numbers above are the ones that hold.

A 3.5 runs from 3.01 to 3.50. This rating sits in the top 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
Seattle · 3.5
40 of 256
WA · 3.5
199 of 1209

Kathryn 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.

Over timerating by season, and how you rank
Rating by season

Kathryn has played at 3.5, 4.0 across 7 seasons — 1 move up and 1 down.

3.03.54.02019202020212022202320242025

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.

How you rank at your level
At 7.0, Kathryn has gone from the 65th to the 64th percentile of players at that level, 2024 to 2025.

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 level6 levels played
3.5
37.9%
11W–18L · 46.5% of games
4.0
0W–2L
not enough matches yet
7.0
66.7%
26W–13L · 56.3% of games
8.0
36.4%
4W–7L · 38.7% of games
6.0mixed
1W–1L
not enough matches yet
7.0mixed
66.7%
6W–3L · 54.7% of games

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

Match history110 matches
W
2025-10-12 · #2 Doubles · 8.0 · with Jennifer Meisner
+0.023better than expected — took 44% of games against 39% expected
6-4, 1-6, 1-0
W
2025-10-05 · #1 Doubles · 8.0 · with Rebecca Clements
+0.039better than expected — took 43% of games against 34% expected
7-6, 1-6, 1-0
L
2025-09-07 · #1 Doubles · 7.0 · with Catherine Wilson
0.067below expectation — took 25% of games against 58% expected
6-3, 6-1
L
Elizabeth Suh / Nancy Trangmoe
2025-08-10 · #2 Doubles · 7.0 · with DeeDee Schubert
0.022below expectation — took 39% of games against 50% expected
4-6, 6-1, 1-0
W
Julie Birgenheier / Sally Lentz
2025-08-10 · #2 Doubles · 7.0 · with Arianna Whitman
+0.032better than expected — took 60% of games against 45% expected
6-4, 6-4
L
Susenmarie Ladd / Lindy Small
2025-08-09 · #3 Doubles · 7.0 · with DeeDee Schubert
+0.014better than expected — took 55% of games against 47% expected
1-6, 7-5, 1-0
W
Nancy Kastner / Laura Rembe
2025-08-09 · #2 Doubles · 7.0 · with DeeDee Schubert
+0.039better than expected — took 68% of games against 49% expected
7-5, 6-1
L
Mina Park / Grace Zheng
2025-06-30 · #1 Doubles · 3.5 · with Bonne Bejan
+0.008about as expected — took 33% of games against 35% expected
6-2, 6-4
W
Theresa Peek / Mary Czerwinski
2025-03-17 · #3 Doubles · 7.0 · with Janice Merlino
+0.025better than expected — took 86% of games against 65% expected
6-0, 6-2
L
Deb Garris / Wanda Ramos
2025-03-03 · #3 Doubles · 7.0 · with Catherine Wilson
0.035below expectation — took 29% of games against 48% expected
6-3, 6-2
L
Helen Kelly / Naomi Knightchamps
2024-12-07 · #2 Doubles · with Judy Teshima
0.010about as expected — took 45% of games against 49% expected
4-6, 6-3, 1-0
W
2024-11-17 · #1 Doubles · 7.0 · with Judy Teshima
+0.004about as expected — took 50% of games against 50% expected
6-4, 3-6, 1-0
What an account addsprivate to you

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