MatchPoint

Player profile

Ronnie Yamanaka’s NorCal tennis rating

Ronnie Yamanaka
USTA 4.0 · NorCal league player
3.90
current
▲ +1.11 this season

Other formats · don’t affect your rating above

Combo 3.99Mixed 3.90
USTA4.00
2026
21 matches
3.903.583.26
Apr · 3.32
Aug · 3.90
Sep 18 · Doubles−0.04
L A. Accinelli / H. Hunter
3-6,4-6 · 3D · with Milla Austin
● Won ● Lost · Select a point to see that match.Your whole season is recalculated every night, so earlier points can shift as new results come in.

Current season

21 matches

Published NorCal results in 2026 — 11 scoring, 10 combo or mixed. Combo and mixed don’t affect NTRP ratings.

Sep 18, 2026 · Doubles · 3D · Combo

Lost 3-6,4-6
−0.04

Ronnie’s side

Ronnie YamanakaCurrently on LAGUNA CREEK CW8.5A
3.99
Milla Austin(partner)Currently on LAGUNA CREEK CW8.5A
4.05

Opponents

Alexandra AccinelliCurrently on RIO DEL ORO CW8.5A-DT
4.60
Heidi HunterCurrently on RIO DEL ORO CW8.5A-DT
4.20
Combo rating 4.03 → 3.99Doubles result

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

Sep 17, 2026 · Doubles · 2D · Combo

Lost 4-6,6-2,0-1
−0.07

Ronnie’s side

Ronnie YamanakaCurrently on LAGUNA CREEK CW8.5A
3.99
Jane Fortner(partner)Currently on LAGUNA CREEK CW8.5A
3.94

Opponents

Deborah DesousaCurrently on GOLD RIVER RC CW8.5B
4.47
Sarah CrowellCurrently on RIO DEL ORO CW8.5A-DT
4.00
Combo rating 4.10 → 4.03Doubles result

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

Sep 16, 2026 · Doubles · 3D · Combo

Lost 6-3,1-6,0-1
−0.12

Ronnie’s side

Ronnie YamanakaCurrently on LAGUNA CREEK CW8.5A
3.99
Milla Austin(partner)Currently on LAGUNA CREEK CW8.5A
4.05

Opponents

Karen EdlingCurrently on YUBA CITY RC CW8.5A
3.92
Robyn StilesCurrently on YUBA CITY RC CW8.5A
3.77
Combo rating 4.22 → 4.10Doubles result

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

Sep 9, 2026 · Doubles · 1D · Combo

Won 6-4,6-2
+0.07

Ronnie’s side

Ronnie YamanakaCurrently on LAGUNA CREEK CW8.5A
3.99
Kimberly Becker(partner)Currently on ROLLINGWOOD 55MX8.0A
4.38

Opponents

Megan BentleyCurrently on JOHNSON RANCH CW8.5A-DT
4.29
Kathy JoachimCurrently on RIO DEL ORO 55MX8.0A
3.64
Combo rating 4.15 → 4.22Doubles result

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

Aug 8, 2026 · Doubles

Won 6-0,6-2
+0.09

Ronnie’s side

Ronnie YamanakaCurrently on LAGUNA CREEK CW8.5A
3.90
Kristen Johnson(partner)Currently on JOHNSON RANCH CW8.5A-DT
4.29

Opponents

Chamane IflandCurrently on WALNUT CREEK RC/Walnut Creek TC 40MX8.0C
3.80
Joann ClarkCurrently on SOLANO TA/CENTENNIAL PRK CW7.5A
3.86
Rating 3.81 → 3.90Doubles result

Jun 12, 2026 · Doubles

Lost 3-6,4-6
−0.07

Ronnie’s side

Ronnie YamanakaCurrently on LAGUNA CREEK CW8.5A
3.90
Gina Costello(partner)Currently on RIO DEL ORO CW8.5A-DT
4.21

Opponents

Milla AustinCurrently on LAGUNA CREEK CW8.5A
4.23
So Jung YoonCurrently on RIO DEL ORO 40MX8.0A
4.27
Rating 3.77 → 3.70Doubles result

May 1, 2026 · Doubles

Lost 6-3,3-6,0-1
−0.04

Ronnie’s side

Ronnie YamanakaCurrently on LAGUNA CREEK CW8.5A
3.90
Faye Patterson(partner)Currently on SHELDON PK 40MX8.0A
4.23

Opponents

Irene StaffordCurrently on GOLD RIVER RC CW8.5D
3.96
Amy PuttyCurrently on JOHNSON RANCH 40MX8.0C
4.11
Rating 3.31 → 3.26Doubles result

Apr 29, 2026 · Doubles

Lost 2-6,3-6
−0.01

Ronnie’s side

Ronnie YamanakaCurrently on LAGUNA CREEK CW8.5A
3.90
Gina Costello(partner)Currently on RIO DEL ORO CW8.5A-DT
4.21

Opponents

Tinyee ChangCurrently on GOLD RIVER RC CW8.5B
4.50
Melissa ColeCurrently on ROLLINGWOOD 55MX8.0A
4.36
Rating 3.32 → 3.31Doubles result

Feb 21, 2026 · Doubles · Mixed

Lost 6-4,3-6,0-1
−0.09

Ronnie’s side

Ronnie YamanakaCurrently on LAGUNA CREEK CW8.5A
3.90
Raymond John R Abayan(partner)Currently on REFUGIO PK CM8.5A
3.69

Opponents

Dirk PearsonCurrently on ROLLINGWOOD 55MX8.0A
4.00
Heather OrrCurrently on ROLLINGWOOD 40MX8.0A
3.79
Mixed rating 3.99 → 3.90Doubles result

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

Feb 8, 2026 · Doubles · Mixed

Lost 2-6,5-7
−0.12

Ronnie’s side

Ronnie YamanakaCurrently on LAGUNA CREEK CW8.5A
3.90
Dinh Tran(partner)Currently on SHELDON PK CM8.5A
4.15

Opponents

Aleksandr A BgatovCurrently on ROSEVILLE LIFE TIME CM8.5A
4.19
Lindsey WilsonCurrently on LAGUNA CREEK CW8.5A
3.91
Mixed rating 4.11 → 3.99Doubles result

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

Feb 1, 2026 · Doubles · Mixed

Lost 4-6,6-2,0-1
−0.08

Ronnie’s side

Ronnie YamanakaCurrently on LAGUNA CREEK CW8.5A
3.90
Jeffrey Chale(partner)Currently on JOHNSON RANCH CM8.5A
4.34

Opponents

David BrownCurrently on GOLD RIVER RC CM8.5A
4.30
Xuan LiCurrently on RIO DEL ORO 55MX8.0A
4.03
Mixed rating 4.19 → 4.11Doubles result

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

Jan 24, 2026 · Doubles · Combo

Won 7-5,6-1
+0.05

Ronnie’s side

Ronnie YamanakaCurrently on LAGUNA CREEK CW8.5A
3.99
Lauren Meegan(partner)Currently on JOHNSON RANCH CW8.5A
4.14

Opponents

Xindi Xu
3.63
Elaine ZhaoCurrently on SUNNYVALE MTC CW7.5B
3.73
Combo rating 4.10 → 4.15Doubles result

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

Jan 23, 2026 · Doubles · Combo

Won 6-3,6-2
+0.06

Ronnie’s side

Ronnie YamanakaCurrently on LAGUNA CREEK CW8.5A
3.99
Lauren Meegan(partner)Currently on JOHNSON RANCH CW8.5A
4.14

Opponents

Jazelle NonoCurrently on STONEBRAE CC CW6.5A-DT
3.50
Tammi HodsdonCurrently on WILLOW PASS PK 40MX8.0A
3.98
Combo rating 4.17 → 4.23Doubles result

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

Jan 23, 2026 · Doubles · Combo

Lost 5-7,6-3,0-1
−0.13

Ronnie’s side

Ronnie YamanakaCurrently on LAGUNA CREEK CW8.5A
3.99
Kristen Johnson(partner)Currently on JOHNSON RANCH CW8.5A-DT
4.48

Opponents

Emily BellCurrently on MARIN TC CW8.5A
4.24
Angela LeeCurrently on MARIN TC CW7.5A
3.74
Combo rating 4.23 → 4.10Doubles result

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

Best match
+0.12
May 7 vs V. Dowd / K. Melton
Worst match
−0.07
Jun 12 vs M. Austin / S. Yoon
Where you started ›2.79
2023 year-end NTRP 3.02.65
Scale calibration+0.14
Season start2.79
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 Sep 20

Ronnie Yamanaka’s MatchPoint NorCal tennis rating is 3.90, an independent estimate based on published NorCal league results through September 20, 2026. They are currently rostered on 2 active NorCal league teams.

MatchPoint ratings are estimates based on published USTA NorCal league results. Data through September 20, 2026.

Year-end re-anchoring
Pulled toward the 2024 year-end level−0.152.64
Pulled toward the 2025 year-end level−0.223.32

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