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Player profile

Katherine Hwang: estimated dynamic rating

Katherine Hwang
USTA3.5
NorCal league player
3.49
Estimated dynamic rating
▲ +0.15 this season
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Combo · 2026
28 matches
4.083.532.99
Jan · 3.85
Oct · 3.38
Oct 31 · Doubles+0.19
W E. Ikeda / Y. Tian
6-4,6-4 · 1D · with Leslie Matsumura
Your combo rating, from combo matches only. It doesn’t move your 3.49.● 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

61 matches

Published NorCal results in 2026 — 33 scoring, 28 combo or mixed. Combo and mixed don’t affect NTRP ratings.

Oct 31, 2026 · Doubles · 1D · Combo

Won 6-4,6-4
+0.19

Katherine’s side

Katherine HwangCurrently on SAN PABLO PK CW7.5A
3.38
Leslie Matsumura(partner)Currently on CROW CANYON CC CW8.5A
3.82

Opponents

Elaine IkedaCurrently on HIGHLANDS REC CENTER CW8.5A
3.69
Yi TianCurrently on FREMONT TC CW7.5A
3.35
Combo rating 3.19 → 3.38Doubles result

Oct 28, 2026 · Doubles · 3D · Combo

Won 4-6,6-4,1-0
+0.09

Katherine’s side

Katherine HwangCurrently on SAN PABLO PK CW7.5A
3.38
Linda Collins(partner)Currently on BAY CLUB REDWOOD SHORES CW6.5A-DT
2.62

Opponents

Mariko KimuraCurrently on SAN CARLOS TC/ARGUELLO PK CW7.5B
3.42
Jane SisonCurrently on SAN CARLOS TC/ARGUELLO PK CW6.5A
2.89
Combo rating 3.10 → 3.19Doubles result

Oct 26, 2026 · Doubles · 2D · Combo

Won 6-2,6-3
+0.04

Katherine’s side

Katherine HwangCurrently on SAN PABLO PK CW7.5A
3.38
Katie Hale(partner)Currently on HARBOR BAY CW6.5A
3.23

Opponents

Cindy KimCurrently on CLAREMONT CC CW6.5A
2.83
Sara JohnsonCurrently on CLAREMONT CC CW6.5A
2.73
Combo rating 3.07 → 3.10Doubles result

Oct 25, 2026 · Doubles · 1D · Combo

Lost 6-7,6-4,0-1
−0.04

Katherine’s side

Katherine HwangCurrently on SAN PABLO PK CW7.5A
3.38
Ksenia Malakhova(partner)Currently on BAY CLUB PL CW7.5A
3.53

Opponents

Teresa KingCurrently on SUNNYVALE TC/SUNNYVALE MTC CW8.5F
3.70
Alicia ChungCurrently on PLEASANTON CW7.5B
3.40
Combo rating 3.11 → 3.07Doubles result

Oct 20, 2026 · Doubles · 1D · Combo

Lost 1-6,4-6
−0.01

Katherine’s side

Katherine HwangCurrently on SAN PABLO PK CW7.5A
3.38
Haili Zhuang(partner)Currently on BAY CLUB PL CW7.5A
3.69

Opponents

Susan AnejaCurrently on WALNUT CREEK RC/Walnut Creek TC CW7.5B
3.95
Fang LinCurrently on MERVYN MORRIS PK 55MX8.0A
3.95
Combo rating 3.12 → 3.11Doubles result

Oct 15, 2026 · Doubles · 2D · Combo

Lost 6-0,2-6,0-1
−0.06

Katherine’s side

Katherine HwangCurrently on SAN PABLO PK CW7.5A
3.38
Tammy Nurisso(partner)Currently on BAY CLUB REDWOOD SHORES CW6.5A-DT
2.85

Opponents

Jennifer ChonCurrently on SAN CARLOS TC/ARGUELLO PK CW6.5C
3.41
Sonia ThomasCurrently on SAN CARLOS TC/ARGUELLO PK CW6.5C
3.41
Combo rating 3.18 → 3.12Doubles result

Oct 10, 2026 · Doubles · 3D · Combo

Won 6-0,6-3
+0.19

Katherine’s side

Katherine HwangCurrently on SAN PABLO PK CW7.5A
3.38
Leslie Matsumura(partner)Currently on CROW CANYON CC CW8.5A
3.82

Opponents

Frances ChinCurrently on MONTE VISTA HS CW7.5A
3.30
Kara LevyCurrently on WALNUT CREEK RC/Walnut Creek TC CW7.5A
3.41
Combo rating 2.99 → 3.18Doubles result

Oct 3, 2026 · Doubles · 2D · Combo

Lost 2-6,4-6
−0.16

Katherine’s side

Katherine HwangCurrently on SAN PABLO PK CW7.5A
3.38
Sarah New(partner)Currently on HARBOR BAY CW6.5A
3.36

Opponents

Tomoko ShiratoriCurrently on CHABOT CANYON CW6.5A
2.96
Debbie ChangCurrently on DAVIE STADIUM 55MX7.0A
3.23
Combo rating 3.16 → 3.00Doubles result

Oct 2, 2026 · Doubles · 3D · Combo

Lost 3-6,4-6
−0.11

Katherine’s side

Katherine HwangCurrently on SAN PABLO PK CW7.5A
3.38
Dorian West Blair(partner)Currently on SAN PABLO PK CW7.5A
3.53

Opponents

Donna LeeCurrently on RICHMOND TA/NICHOLL PK CW7.5A
3.24
Sara ZhaoCurrently on RICHMOND TA/NICHOLL PK CW7.5A
3.70
Combo rating 3.26 → 3.16Doubles result

Sep 13, 2026 · Doubles · 2D · Combo

Lost 4-6,6-1,0-1
−0.20

Katherine’s side

Katherine HwangCurrently on SAN PABLO PK CW7.5A
3.38
Tracy Jensen(partner)Currently on HARBOR BAY CW6.5A
2.75

Opponents

Sakunie RuizCurrently on CLAREMONT R and S CW7.5A
3.02
Florence ChunCurrently on CLAREMONT R and S CW6.5B
2.80
Combo rating 3.47 → 3.26Doubles result

Sep 10, 2026 · Doubles · 3D · Combo

Won 6-2,6-0
+0.14

Katherine’s side

Katherine HwangCurrently on SAN PABLO PK CW7.5A
3.38
Eva Liebovitz(partner)Currently on SAN PABLO PK CW7.5A
3.84

Opponents

Caroline HauckCurrently on LANEY TA/MERVYN MORRIS PK CW7.5A
3.16
Tanya LoCurrently on WALNUT CREEK RC/Walnut Creek TC 55MX8.0B
3.40
Combo rating 3.32 → 3.47Doubles result

Sep 5, 2026 · Doubles · 2D · Combo

Lost 3-6,4-6
−0.22

Katherine’s side

Katherine HwangCurrently on SAN PABLO PK CW7.5A
3.38
Kali Williams(partner)Currently on HARBOR BAY CW6.5A
2.86

Opponents

Marian DeukerCurrently on CLAREMONT R and S CW6.5A
3.08
Denise YamamotoCurrently on CLAREMONT R and S CW6.5A
3.00
Combo rating 3.54 → 3.32Doubles result

Sep 2, 2026 · Doubles · 1D · Combo

Lost 4-6,6-4,0-1
−0.11

Katherine’s side

Katherine HwangCurrently on SAN PABLO PK CW7.5A
3.38
Midori Lucas(partner)Currently on BAY CLUB REDWOOD SHORES CW6.5A-DT
2.73

Opponents

Charlene Wing WoCurrently on FOSTER CITY TC/EDGEWATER PK CW6.5A-DT
3.47
Corey SijbrantCurrently on FOSTER CITY TC/EDGEWATER PK CW6.5A-DT
3.08
Combo rating 3.65 → 3.54Doubles result

Aug 30, 2026 · Doubles · 2D · Combo

Lost 0-6,7-6,0-1
−0.09

Katherine’s side

Katherine HwangCurrently on SAN PABLO PK CW7.5A
3.38
Jing Vasseghi(partner)Currently on BAY CLUB PL CW7.5A-DT
3.51

Opponents

Sandra HarrisCurrently on WALNUT CREEK RC/Walnut Creek TC CW7.5A-DT
3.68
Robyn SchleifmanCurrently on WASHINGTON PK CW6.5A
3.24
Combo rating 3.74 → 3.65Doubles result

Jul 11, 2026 · Doubles · Combo

Lost 3-6,4-6
−0.17

Katherine’s side

Katherine HwangCurrently on SAN PABLO PK CW7.5A
3.38
Sheila Kilty(partner)Currently on MILLS COLLEGE CW7.5A
3.37

Opponents

Dena McnultyCurrently on GOLDEN GATEWY CW7.5B
3.24
Shan BaiCurrently on OLYMPIC CW7.5A-DT
3.55
Combo rating 4.00 → 3.83Doubles result

Jul 10, 2026 · Doubles · Combo

Lost 3-6,6-7
−0.08

Katherine’s side

Katherine HwangCurrently on SAN PABLO PK CW7.5A
3.38
Sheila Kilty(partner)Currently on MILLS COLLEGE CW7.5A
3.37

Opponents

Louise PeterCurrently on ALMADEN SR CW7.5A
3.70
Lisa CesarioCurrently on BAY CLUB REDWOOD SHORES CW6.5A-DT
3.51
Combo rating 4.08 → 4.00Doubles result

Jul 9, 2026 · Doubles

Lost 3-6,2-6
−0.20

Katherine’s side

Katherine HwangCurrently on SAN PABLO PK CW7.5A
3.49
Alice Huynh(partner)Currently on BAY TREES PK CW6.5A
3.33

Opponents

Ella HurdCurrently on FREMONT TC CW6.5A
3.58
Swina SapkotaCurrently on PLEASANTON 55MX7.0A
3.39
Rating 3.73 → 3.53Doubles result

Jun 28, 2026 · Doubles

Won 6-4,6-0
+0.04

Katherine’s side

Katherine HwangCurrently on SAN PABLO PK CW7.5A
3.49
Nicole Freese(partner)Currently on LANEY TA/MERVYN MORRIS PK CW7.5A
3.47

Opponents

Sakunie RuizCurrently on CLAREMONT R and S CW7.5A
3.35
Anita BlochCurrently on CLAREMONT R and S CW6.5A
3.01
Rating 3.68 → 3.73Doubles result

Jun 14, 2026 · Doubles · Combo

Won 6-3,6-0
+0.14

Katherine’s side

Katherine HwangCurrently on SAN PABLO PK CW7.5A
3.38
Sheila Kilty(partner)Currently on MILLS COLLEGE CW7.5A
3.37

Opponents

Cecile CheneveyCurrently on BAY TREES PK 55MX8.0A
3.51
Joann PawidCurrently on LANEY TA/MERVYN MORRIS PK CW6.5A
3.36
Combo rating 3.94 → 4.08Doubles result

Jun 7, 2026 · Doubles

Won 6-3,6-2
+0.04

Katherine’s side

Katherine HwangCurrently on SAN PABLO PK CW7.5A
3.49
Nicole Freese(partner)Currently on LANEY TA/MERVYN MORRIS PK CW7.5A
3.47

Opponents

Vicky NguyenCurrently on DAVIE STADIUM CW7.5A
3.32
Sonja KleinCurrently on DAVIE STADIUM CW7.5A
3.06
Rating 3.54 → 3.58Doubles result

May 29, 2026 · Doubles

Won 7-5,6-1
+0.07

Katherine’s side

Katherine HwangCurrently on SAN PABLO PK CW7.5A
3.49
Alice Huynh(partner)Currently on BAY TREES PK CW6.5A
3.33

Opponents

Rochelle RichCurrently on DIABLO CC CW7.5A-DT
3.30
Kelly McqueenCurrently on DIABLO CC CW7.5A-DT
3.24
Rating 3.40 → 3.47Doubles result

May 17, 2026 · Doubles · Combo

Won 7-5,6-0
+0.08

Katherine’s side

Katherine HwangCurrently on SAN PABLO PK CW7.5A
3.38
Sheila Kilty(partner)Currently on MILLS COLLEGE CW7.5A
3.37

Opponents

Renee MercierCurrently on WALNUT CREEK RC/Walnut Creek TC CW6.5C
3.23
Sandy MacasiebCurrently on LANEY TA/MERVYN MORRIS PK CW7.5A
3.12
Combo rating 3.85 → 3.94Doubles result

Apr 26, 2026 · Doubles · Combo

Lost 3-6,3-6
−0.19

Katherine’s side

Katherine HwangCurrently on SAN PABLO PK CW7.5A
3.38
Nicole Freese(partner)Currently on LANEY TA/MERVYN MORRIS PK CW7.5A
3.62

Opponents

Melissa IsolaCurrently on MORAGA CC CW6.5A
3.28
Kristen SchaffelCurrently on WALNUT CREEK RC/Walnut Creek TC 55MX8.0B
3.47
Combo rating 4.04 → 3.85Doubles result

Apr 18, 2026 · Doubles

Lost 1-6,6-7
−0.10

Katherine’s side

Katherine HwangCurrently on SAN PABLO PK CW7.5A
3.49
Pam Luo(partner)Currently on HARBOR BAY CW6.5A
3.48

Opponents

Clairessa BrownCurrently on SAN PABLO PK CW7.5A
3.62
Megan GrunatCurrently on DAVIE STADIUM CW6.5B
3.59
Rating 3.45 → 3.35Doubles result

Mar 14, 2026 · Doubles

Won 6-3,6-2
+0.02

Katherine’s side

Katherine HwangCurrently on SAN PABLO PK CW7.5A
3.49
Pam Luo(partner)Currently on HARBOR BAY CW6.5A
3.48

Opponents

Jennifer ShimCurrently on DAVIE STADIUM CW6.5B
3.06
Julie LoweCurrently on PLEASANTON 55MX7.0B
3.04
Rating 3.55 → 3.57Doubles result

Mar 13, 2026 · Doubles

Won 6-2,4-6,1-0
+0.06

Katherine’s side

Katherine HwangCurrently on SAN PABLO PK CW7.5A
3.49
Tina Zhao(partner)Currently on BAY CLUB PL CW7.5A-DT
3.39

Opponents

Jill FisselCurrently on BLACKHAWK CC CW6.5A-DT
3.31
Jeannette MichielsCurrently on BLACKHAWK CC CW7.5A-DT
3.27
Rating 3.49 → 3.55Doubles result

Mar 8, 2026 · Doubles

Won 3-6,6-4,1-0
+0.03

Katherine’s side

Katherine HwangCurrently on SAN PABLO PK CW7.5A
3.49
Joni Mahoney(partner)Currently on BAY CLUB SANTA CLARA 55MX7.0A
3.48

Opponents

Adrianna LugoCurrently on BAY CLUB PL CW7.5B
3.32
Tina LugoCurrently on DIAMOND HILLS 55MX7.0A
3.13
Rating 3.45 → 3.48Doubles result

Feb 28, 2026 · Doubles

Won 2-6,6-2,1-0
+0.13

Katherine’s side

Katherine HwangCurrently on SAN PABLO PK CW7.5A
3.49
Natalie Chriss(partner)Currently on LANEY TA/MERVYN MORRIS PK CW7.5A
3.49

Opponents

Erinn NahidCurrently on CLAREMONT R and S CW7.5A
3.62
Alicia KavelaarsCurrently on CLAREMONT R and S CW7.5A
3.63
Rating 3.25 → 3.38Doubles result

Feb 27, 2026 · Doubles

Won 6-7,6-3,1-0
+0.12

Katherine’s side

Katherine HwangCurrently on SAN PABLO PK CW7.5A
3.49
Tina Zhao(partner)Currently on BAY CLUB PL CW7.5A-DT
3.39

Opponents

Kimba WarfordCurrently on PLEASANTON 55MX7.0A
3.45
Belinda CastilloCurrently on WALNUT CREEK RC/Walnut Creek TC 55MX7.0C
3.40
Rating 3.08 → 3.21Doubles result

Feb 22, 2026 · Doubles

Won 6-2,0-6,1-0
+0.12

Katherine’s side

Katherine HwangCurrently on SAN PABLO PK CW7.5A
3.49
Rose Keogh(partner)Currently on FREMONT TC CW6.5A
3.49

Opponents

Minh CannonCurrently on WASHINGTON PK CW6.5A
3.47
Lara FacteauCurrently on WALNUT CREEK RC/Walnut Creek TC CW7.5C
3.47
Rating 2.96 → 3.08Doubles result

Feb 21, 2026 · Doubles

Won 6-7,6-3,1-0
+0.10

Katherine’s side

Katherine HwangCurrently on SAN PABLO PK CW7.5A
3.49
Natalie Chriss(partner)Currently on LANEY TA/MERVYN MORRIS PK CW7.5A
3.49

Opponents

Anne WoolwayCurrently on SLEEPY HOLLOW CW6.5A-DT
3.21
Natalia KermodeCurrently on SLEEPY HOLLOW CW6.5A-DT
3.27
Rating 2.86 → 2.96Doubles result

Jan 27, 2026 · Doubles

Lost 5-7,4-6
−0.11

Katherine’s side

Katherine HwangCurrently on SAN PABLO PK CW7.5A
3.49
Michelle Hu(partner)Currently on BAY CLUB PL CW7.5B
3.41

Opponents

Lani AureliusCurrently on WALNUT CREEK RC/Walnut Creek TC CW7.5A
3.37
Miriam DequadrosCurrently on ZEPHYR COVE CW7.5A
3.54
Rating 2.92 → 2.81Doubles result

Jan 25, 2026 · Doubles · Combo

Lost 1-6,4-6
−0.10

Katherine’s side

Katherine HwangCurrently on SAN PABLO PK CW7.5A
3.38
Kay Kolos Mccubbin(partner)Currently on WALNUT CREEK RC/Walnut Creek TC CW6.5C
3.23

Opponents

Bella BusterCurrently on ORINDA CC CW7.5A
3.90
Zizi PatmontCurrently on SLEEPY HOLLOW CW6.5A-DT
3.64
Combo rating 3.99 → 3.90Doubles result

Jan 24, 2026 · Doubles · Combo

Won 6-3,6-0
+0.04

Katherine’s side

Katherine HwangCurrently on SAN PABLO PK CW7.5A
3.38
Lily Gilels(partner)Currently on MILLS COLLEGE CW7.5A
4.15

Opponents

Rita YangCurrently on SUNNYVALE MTC CW6.5E
3.00
Nan XiaCurrently on SUNNYVALE MTC CW6.5E
3.35
Combo rating 3.95 → 3.99Doubles result

Jan 23, 2026 · Doubles · Combo

Won 6-0,6-4
+0.12

Katherine’s side

Katherine HwangCurrently on SAN PABLO PK CW7.5A
3.38
Ada Palotai(partner)Currently on ST MARY CW6.5A
3.55

Opponents

Yuko MiyagawaCurrently on FOSTER CITY TC/EDGEWATER PK CW7.5A-DT
3.40
Lauren SaganCurrently on ALPINE HILLS CW7.5A-DT
3.35
Combo rating 3.84 → 3.95Doubles result

Jan 18, 2026 · Doubles

Lost 4-6,6-4,0-1
−0.11

Katherine’s side

Katherine HwangCurrently on SAN PABLO PK CW7.5A
3.49
Connie J Chang(partner)Currently on BAY TREES PK CW6.5A
3.50

Opponents

Karen De MartiniCurrently on PLEASANTON CW7.5B
3.27
Miwon VellaCurrently on WALNUT CREEK RC/Walnut Creek TC CW7.5B
3.31
Rating 3.14 → 3.03Doubles result

Jan 14, 2026 · Doubles · Combo

Lost 1-6,4-6
−0.12

Katherine’s side

Katherine HwangCurrently on SAN PABLO PK CW7.5A
3.38
Lihong Chao(partner)Currently on BAY CLUB PL CW7.5A
3.48

Opponents

Dorothy YangCurrently on SUNNYVALE TC/SUNNYVALE MTC CW8.5B-DT
4.06
Mei LinCurrently on SUNNYVALE TC/SUNNYVALE MTC CW6.5A-DT
3.34
Combo rating 3.96 → 3.84Doubles result

Jan 13, 2026 · Doubles · Combo

Won 6-4,6-1
+0.11

Katherine’s side

Katherine HwangCurrently on SAN PABLO PK CW7.5A
3.38
Meixiang Ding(partner)
3.55

Opponents

Rebecca KayCurrently on WALNUT CREEK RC/Walnut Creek TC CW7.5A
3.35
Valerie EptingCurrently on WALNUT CREEK RC/Walnut Creek TC CW6.5A-DT
3.26
Combo rating 3.85 → 3.96Doubles result

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

Best match
+0.19
Oct 31 vs E. Ikeda / Y. Tian
Worst match
−0.22
Sep 5 vs M. Deuker / D. Yamamoto
Where you started ›3.34
2023 year-end NTRP 3.53.20
Scale calibration+0.14
Season start3.34
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−0.063.28
Pulled toward the 2025 year-end level−0.063.32

More about Katherine

Katherine Hwang has been a USTA NorCal 3.5 since 2017, after starting at 3.0 in 2015. The estimated dynamic rating is 3.49, up 0.15 this season, with a 36–25 record in 2026 across regular and combo play. Most frequent partner: Rose Keogh, 6–0 in 6 matches together.

Record

36–25
2026 season, 61 matches
39–19
2025 season, 58 matches
13
Longest winning streak
15–18
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, 2015–2026

3.0 from 2015 to 2016 and 3.5 from 2017 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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