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Claudya Lum: estimated dynamic rating

Claudya Lum
USTA4.5
Johnson Ranch
4.54
Estimated dynamic rating
▲ +0.10 this season
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Combo · 2026
17 matches
5.024.834.65
Jan · 4.65
Oct · 4.66
Oct 26 · Doubles−0.18
L L. Habte / I. Stafford
3-6,6-4 · 3D · with Pamela Russo
Your combo rating, from combo matches only. It doesn’t move your 4.54.● Won ● Lost · Select a point to see that match.Your whole season is recalculated daily, so earlier points can shift as new results come in.

Current season

32 matches

Published NorCal results in 2026 — 12 scoring, 20 combo or mixed. Combo and mixed don’t affect NTRP ratings.

Oct 26, 2026 · Doubles · 3D · Combo

Lost 3-6,6-4
−0.18

Claudya’s side

Claudya LumCurrently on JOHNSON RANCH CW8.5A
4.66
Pamela Russo(partner)Currently on SUN CITY LINCOLN 55MX8.0A
3.67

Opponents

Lizban HabteCurrently on GOLD RIVER RC CW8.5D
4.26
Irene StaffordCurrently on GOLD RIVER RC CW8.5D
4.21
Combo rating 4.85 → 4.66Doubles result

Oct 18, 2026 · Doubles · 1D · Combo

Won 6-2,6-0
+0.03

Claudya’s side

Claudya LumCurrently on JOHNSON RANCH CW8.5A
4.66
Lauren Meegan(partner)Currently on JOHNSON RANCH CW8.5A
4.26

Opponents

Jillian BarlowCurrently on LAGUNA CREEK CW8.5A
4.28
Lindsey WilsonCurrently on LAGUNA CREEK CW8.5A
3.96
Combo rating 4.82 → 4.85Doubles result

Oct 9, 2026 · Doubles · 3D · Combo

Won 6-1,6-3
+0.07

Claudya’s side

Claudya LumCurrently on JOHNSON RANCH CW8.5A
4.66
Kristen Johnson(partner)Currently on JOHNSON RANCH CW8.5A-DT
4.52

Opponents

Kris LawCurrently on GOLD RIVER RC CW8.5B
4.31
Hope BaileyCurrently on GOLD RIVER RC CW8.5B
4.53
Combo rating 4.75 → 4.82Doubles result

Oct 4, 2026 · Doubles · 1D · Combo

Lost 4-6,2-6
−0.27

Claudya’s side

Claudya LumCurrently on JOHNSON RANCH CW8.5A
4.66
Pamela Russo(partner)Currently on SUN CITY LINCOLN 55MX8.0A
3.67

Opponents

Joanna HartmanCurrently on YUBA CITY RC CW8.5A
4.07
Karen EdlingCurrently on YUBA CITY RC CW8.5A
3.95
Combo rating 5.02 → 4.75Doubles result

Sep 22, 2026 · Doubles · 2D · Combo

Won 6-0,6-1
+0.02

Claudya’s side

Claudya LumCurrently on JOHNSON RANCH CW8.5A
4.66
Kristen Johnson(partner)Currently on JOHNSON RANCH CW8.5A-DT
4.52

Opponents

Kimberly LewisCurrently on ROLLINGWOOD 55MX8.0A
4.34
Myrthel DaquisCurrently on LAGUNA CREEK CW7.5A-DT
3.66
Combo rating 5.00 → 5.02Doubles result

Aug 23, 2026 · Doubles · 1D · Mixed

Lost 4-6,5-7
−0.16

Claudya’s side

Claudya LumCurrently on JOHNSON RANCH CW8.5A
4.51
Michael Dong(partner)Currently on GOLD RIVER RC CM9.5A
4.37

Opponents

Melissa ColeCurrently on ROLLINGWOOD 55MX8.0A
4.37
Matt RevenoCurrently on GOLD RIVER RC CM9.5A
4.41
Mixed rating 4.67 → 4.51Doubles result

Aug 16, 2026 · Doubles

Lost 6-4,4-6,0-1
−0.05

Claudya’s side

Claudya LumCurrently on JOHNSON RANCH CW8.5A
4.54
Sasha Macktinger(partner)Currently on JOHNSON RANCH CW8.5A
4.50

Opponents

Mariia GryukovaCurrently on WALNUT CREEK RC/Walnut Creek TC CW9.5A
4.77
Leone PattersonCurrently on WALNUT CREEK RC/Walnut Creek TC CW8.5A
4.64
Rating 4.58 → 4.54Doubles result

Aug 14, 2026 · Doubles

Lost 2-6,0-6
−0.11

Claudya’s side

Claudya LumCurrently on JOHNSON RANCH CW8.5A
4.54
Sasha Macktinger(partner)Currently on JOHNSON RANCH CW8.5A
4.50

Opponents

Rina MatsumotoCurrently on MOUNTAIN VIEW TC/RENGSTORFF PK CW9.5A
4.59
Aiko KanaiCurrently on MOUNTAIN VIEW TC/RENGSTORFF PK CW9.5A
4.69
Rating 4.67 → 4.56Doubles result

Aug 12, 2026 · Doubles · Mixed

Won 7-6,5-4 RE
+0.04

Claudya’s side

Claudya LumCurrently on JOHNSON RANCH CW8.5A
4.51
Matt Mancasola(partner)Currently on SIERRA VIEW CM9.5A
4.52

Opponents

Matt LourensCurrently on WALNUT CREEK RC/Walnut Creek TC CM9.5A
4.28
Melissa CellaCurrently on GOLD RIVER RC CW8.5B
4.23
Mixed rating 4.63 → 4.67Doubles result

Jul 11, 2026 · Doubles · Combo

Won 6-4,6-2
+0.07

Claudya’s side

Claudya LumCurrently on JOHNSON RANCH CW8.5A
4.66
Christine Tennant(partner)Currently on JOHNSON RANCH 55MX8.0A
4.52

Opponents

Michele LindzyCurrently on MOUNTAIN VIEW TC/RENGSTORFF PK 55MX8.0A
4.27
Pratima RaoCurrently on FOSTER CITY TC/EDGEWATER PK 55MX9.0A
4.50
Combo rating 4.86 → 4.93Doubles result

Jul 11, 2026 · Doubles · Combo

Won 6-1,6-2
+0.07

Claudya’s side

Claudya LumCurrently on JOHNSON RANCH CW8.5A
4.66
Christine Tennant(partner)Currently on JOHNSON RANCH 55MX8.0A
4.52

Opponents

Julia Overs BatesCurrently on VALLEY VISTA RC/VVRC COURTS 55MX9.0A
4.21
Adriana CiarnutoCurrently on VALLEY VISTA RC/VVRC COURTS 55MX9.0A
4.70
Combo rating 4.93 → 5.00Doubles result

Jun 29, 2026 · Doubles · Mixed

Won 7-6,3-6,1-0
+0.04

Claudya’s side

Claudya LumCurrently on JOHNSON RANCH CW8.5A
4.51
Michael Dong(partner)Currently on GOLD RIVER RC CM9.5A
4.37

Opponents

Molly PhillipsCurrently on JOHNSON RANCH CW8.5A
4.11
Matthew ZimmerlingCurrently on JOHNSON RANCH CM8.5A
4.39
Mixed rating 4.59 → 4.63Doubles result

Jun 21, 2026 · Doubles · Combo

Won 6-2,6-2
+0.02

Claudya’s side

Claudya LumCurrently on JOHNSON RANCH CW8.5A
4.66
Soo Pae(partner)Currently on GOLD RIVER RC CW7.5B
3.84

Opponents

Regina InfeliseCurrently on GOLD RIVER RC CW8.5C
4.24
Terry SandovalCurrently on JOHNSON RANCH CW7.5B
3.87
Combo rating 4.76 → 4.78Doubles result

Jun 2, 2026 · Doubles

Won 6-3,6-4
+0.04

Claudya’s side

Claudya LumCurrently on JOHNSON RANCH CW8.5A
4.54
Sasha Macktinger(partner)Currently on JOHNSON RANCH CW8.5A
4.50

Opponents

Denise DanielCurrently on GOLD RIVER RC CW8.5A
4.16
Cynthia DeanCurrently on GOLD RIVER RC CW8.5A
4.30
Rating 4.51 → 4.55Doubles result

May 20, 2026 · Doubles

Lost 4-6,5-7
−0.12

Claudya’s side

Claudya LumCurrently on JOHNSON RANCH CW8.5A
4.54
Heather Cowan(partner)Currently on JOHNSON RANCH CW8.5A-DT
4.42

Opponents

Lianne DeckerCurrently on LAGUNA CREEK CW8.5A
4.51
Jane FortnerCurrently on LAGUNA CREEK CW8.5A
4.52
Rating 4.59 → 4.46Doubles result

May 18, 2026 · Doubles · Combo

Won 5-7,7-5,1-0
+0.02

Claudya’s side

Claudya LumCurrently on JOHNSON RANCH CW8.5A
4.66
Tamra Nelson(partner)Currently on GOLD RIVER RC CW8.5A
4.15

Opponents

Xuan LiCurrently on RIO DEL ORO 55MX8.0A
4.00
Kris LawCurrently on GOLD RIVER RC CW8.5B
4.31
Combo rating 4.74 → 4.76Doubles result

Apr 22, 2026 · Doubles · Combo

Won 6-3,6-3
+0.00

Claudya’s side

Claudya LumCurrently on JOHNSON RANCH CW8.5A
4.66
Soo Pae(partner)Currently on GOLD RIVER RC CW7.5B
3.84

Opponents

Maria RichardsonCurrently on JOHNSON RANCH CW8.5A-DT
3.88
Christine HatchCurrently on JOHNSON RANCH CW8.5A
3.65
Combo rating 4.74 → 4.74Doubles result

Apr 19, 2026 · Doubles · Combo

Won 6-3,6-2
+0.02

Claudya’s side

Claudya LumCurrently on JOHNSON RANCH CW8.5A
4.66
Christine Tennant(partner)Currently on JOHNSON RANCH 55MX8.0A
4.52

Opponents

Kim KodlCurrently on GOLD RIVER RC 55MX9.0B
4.22
Denise DanielCurrently on GOLD RIVER RC CW8.5A
3.67
Combo rating 4.72 → 4.74Doubles result

Mar 24, 2026 · Doubles · Combo

Won 6-1,7-5
+0.03

Claudya’s side

Claudya LumCurrently on JOHNSON RANCH CW8.5A
4.66
Soo Pae(partner)Currently on GOLD RIVER RC CW7.5B
3.84

Opponents

Holly PonCurrently on RIO DEL ORO CW7.5B
3.91
Laurie SchofieldCurrently on RIO DEL ORO CW7.5B
4.29
Combo rating 4.69 → 4.72Doubles result

Mar 9, 2026 · Doubles

Won 6-3,6-3
+0.04

Claudya’s side

Claudya LumCurrently on JOHNSON RANCH CW8.5A
4.54
Melissa Cella(partner)Currently on GOLD RIVER RC CW8.5B
4.37

Opponents

Angela LewisCurrently on JOHNSON RANCH CW8.5A
4.30
So Jung YoonCurrently on GOLD RIVER RC CW8.5B
4.12
Rating 4.54 → 4.59Doubles result

Jan 25, 2026 · Doubles · Combo

Lost 1-6,6-7
−0.14

Claudya’s side

Claudya LumCurrently on JOHNSON RANCH CW8.5A
4.66
Kristen Johnson(partner)Currently on JOHNSON RANCH CW8.5A-DT
4.52

Opponents

Katherine WuCurrently on MOUNTAIN VIEW TC/RENGSTORFF PK CW9.5A
4.59
Mae HoadCurrently on GOLDMAN TC CW9.5A
4.64
Combo rating 4.83 → 4.69Doubles result

Jan 24, 2026 · Doubles · Combo

Won 7-6,1-6,1-0
+0.07

Claudya’s side

Claudya LumCurrently on JOHNSON RANCH CW8.5A
4.66
Kristen Johnson(partner)Currently on JOHNSON RANCH CW8.5A-DT
4.52

Opponents

Sumeeta VasishtaCurrently on CUESTA TC CW9.5A
4.53
Adeeti UllalCurrently on CUESTA TC CW9.5A
4.56
Combo rating 4.73 → 4.80Doubles result

Jan 23, 2026 · Doubles · Combo

Won 7-6,6-4
+0.08

Claudya’s side

Claudya LumCurrently on JOHNSON RANCH CW8.5A
4.66
Kristen Johnson(partner)Currently on JOHNSON RANCH CW8.5A-DT
4.52

Opponents

Elaine SmithCurrently on GOLDMAN TC CW9.5A
4.74
Karissa WatanabeCurrently on MORGAN HILL TC/MORGAN HILL TC CW8.5A
4.00
Combo rating 4.65 → 4.73Doubles result

Combo and mixed results move their own ratings, not your NTRP. USTA computes NTRP from adult singles and doubles only.

Best match
+0.08
Jan 23 vs E. Smith / K. Watanabe
Worst match
−0.27
Oct 4 vs J. Hartman / K. Edling
Where you started ›4.44
2023 year-end NTRP 4.54.30
Scale calibration+0.14
Season start4.44
Your starting point comes from your official year-end NTRP, not from any third-party rating. The calibration is a fixed shift that puts our scale on the same level as NTRP.
▲
Combo and mixed matches aren’t included. This rating is built from standard men’s and women’s league play only — combo and mixed results feed your separate combo/mixed ratings, not this one.
Updated Nov 4
Year-end re-anchoring
Pulled toward the 2024 year-end level−0.044.40
Pulled toward the 2025 year-end level−0.044.42

More about Claudya

Claudya Lum has been a USTA NorCal 4.5 since 2022, after starting at 4.0 in 2005. The estimated dynamic rating is 4.54, up 0.10 this season, with a 24–8 record in 2026 across regular, combo and mixed play. Most frequent partner: Kristen Johnson, 9–1 in 10 matches together.

Record

24–8
2026 season, 32 matches
11–2
2025 season, 13 matches
13
Longest winning streak
10–2
Matches that went to a third set or match tiebreak

Partners

Best wins

Against the highest-rated opponents by year-end NTRP, this season and last.

Year-end NTRP, 2005–2026

4.0 from 2005 to 2009, 4.5 from 2010 to 2017, 4.5 in 2019, 5.0 in 2021 and 4.5 from 2022 to 2026.

MatchPoint's estimated dynamic rating is an independent estimate from published USTA NorCal league results through November 4, 2026. It is not a rating USTA calculates, and MatchPoint is not affiliated with USTA.

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