MatchPoint

Player profile

Tammy Mason: estimated dynamic rating

Tammy Mason
USTA4.0
NorCal league player
3.63
Estimated dynamic rating
▼ −0.26 this season
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Combo · 2026
12 matches
3.743.543.35
May · 3.53
Nov · 3.52
Nov 1 · Doubles+0.04
W K. White
6-0,6-0 · 2D · with Brett Steck
Your combo rating, from combo matches only. It doesn’t move your 3.63.● 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.

Nov 1, 2026 · Doubles · 2D · Combo

Won 6-0,6-0
+0.04

Tammy’s side

Tammy MasonCurrently on SAN CARLOS TC/ARGUELLO PK CW7.5A-DT
3.52
Brett Steck(partner)Currently on GOLDEN GATEWY CW7.5B
3.19

Opponents

Kara WhiteCurrently on PACIFICA TC/SKYLINE COLLEGE CW7.5A
2.75
Combo rating 3.48 → 3.52Doubles result

Oct 30, 2026 · Doubles · 3D · Combo

Won 7-6,4-6,1-0
+0.06

Tammy’s side

Tammy MasonCurrently on SAN CARLOS TC/ARGUELLO PK CW7.5A-DT
3.52
Wendy Ashton(partner)Currently on SAN CARLOS TC/ARGUELLO PK CW7.5A-DT
3.24

Opponents

Andrea FlemingCurrently on UNIVERSITY CLUB PA CW7.5A-DT
3.49
Christina SembaCurrently on UNIVERSITY CLUB PA CW7.5A-DT
2.99
Combo rating 3.42 → 3.48Doubles result

Oct 17, 2026 · Doubles · 1D · Mixed

Lost 5-7,2-6
−0.02

Tammy’s side

Tammy MasonCurrently on SAN CARLOS TC/ARGUELLO PK CW7.5A-DT
3.28
Tommy Vargas(partner)Currently on SAN CARLOS TC/ARGUELLO PK CM6.5C
2.81

Opponents

Hans PompenCurrently on SAN CARLOS TC/ARGUELLO PK 55MX7.0A
4.04
Debbie SchechterCurrently on SAN CARLOS TC/ARGUELLO PK CW7.5B-DT
3.57
Mixed rating 3.30 → 3.28Doubles result

Oct 11, 2026 · Doubles · 1D · Mixed

Lost 3-6,4-6
−0.04

Tammy’s side

Tammy MasonCurrently on SAN CARLOS TC/ARGUELLO PK CW7.5A-DT
3.28
Andy Ting(partner)Currently on FOSTER CITY TC/EDGEWATER PK CM8.5A
3.37

Opponents

David CrawfordCurrently on PENINSULA TC CM9.5A
4.27
Angela KwanCurrently on SAN CARLOS TC/ARGUELLO PK CW6.5A-DT
3.41
Mixed rating 3.33 → 3.30Doubles result

Oct 10, 2026 · Doubles · 2D · Combo

Won 4-6,6-3,1-0
+0.07

Tammy’s side

Tammy MasonCurrently on SAN CARLOS TC/ARGUELLO PK CW7.5A-DT
3.52
Jackie Keelan(partner)Currently on GOLDEN GATEWY CW7.5B
3.25

Opponents

Risa MeyerCurrently on TENNIS COALITION SF/GOLDMAN TC S70W7.0A
3.22
Vicky SimondsCurrently on TENNIS COALITION SF/GOLDMAN TC S70W7.0A
3.40
Combo rating 3.35 → 3.42Doubles result

Oct 6, 2026 · Doubles · 3D · Combo

Lost 3-6,1-6
−0.07

Tammy’s side

Tammy MasonCurrently on SAN CARLOS TC/ARGUELLO PK CW7.5A-DT
3.52
Anna Capaccioli(partner)Currently on COLONY CLUB CW7.5A
3.25

Opponents

Ada HuCurrently on FOSTER CITY TC/EDGEWATER PK CW8.5A
3.80
Junko TanakaCurrently on PENINSULA CC CW6.5A
3.59
Combo rating 3.41 → 3.35Doubles result

Sep 30, 2026 · Doubles · 3D · Combo

Lost 2-6,0-6
−0.12

Tammy’s side

Tammy MasonCurrently on SAN CARLOS TC/ARGUELLO PK CW7.5A-DT
3.52
Marla Lindsay(partner)Currently on MOUNTAIN VIEW TC/RENGSTORFF PK CW6.5A
3.26

Opponents

Sally RandallCurrently on BAY CLUB REDWOOD SHORES CW7.5A
3.95
Paula ManginCurrently on TENNIS COALITION SF/GOLDMAN TC CW7.5A-DT
3.33
Combo rating 3.53 → 3.41Doubles result

Sep 26, 2026 · Doubles · 2D · Mixed

Lost 0-6,2-6
−0.08

Tammy’s side

Tammy MasonCurrently on SAN CARLOS TC/ARGUELLO PK CW7.5A-DT
3.28
Tommy Vargas(partner)Currently on SAN CARLOS TC/ARGUELLO PK CM6.5C
2.81

Opponents

Theresa MenardCurrently on FOSTER CITY TC/EDGEWATER PK CW6.5A-DT
3.29
Gerry SadangCurrently on FOSTER CITY TC/EDGEWATER PK 55MX7.0A
3.66
Mixed rating 3.42 → 3.33Doubles result

Sep 25, 2026 · Doubles · 2D · Combo

Won 6-4,0-6,1-0
+0.10

Tammy’s side

Tammy MasonCurrently on SAN CARLOS TC/ARGUELLO PK CW7.5A-DT
3.52
Dana Gifford(partner)Currently on SAN CARLOS TC/ARGUELLO PK CW7.5A-DT
3.59

Opponents

Rebecca FoxCurrently on UNIVERSITY CLUB PA CW7.5A-DT
3.52
Karelle CelestinCurrently on UNIVERSITY CLUB PA CW7.5A-DT
3.27
Combo rating 3.44 → 3.53Doubles result

Sep 14, 2026 · Doubles · 1D · Combo

Lost 1-6,4-6
−0.09

Tammy’s side

Tammy MasonCurrently on SAN CARLOS TC/ARGUELLO PK CW7.5A-DT
3.52
Wendy Ashton(partner)Currently on SAN CARLOS TC/ARGUELLO PK CW7.5A-DT
3.24

Opponents

Michele LindzyCurrently on MOUNTAIN VIEW TC/RENGSTORFF PK 55MX8.0A
4.27
Christine FronczakCurrently on BAY CLUB SANTA CLARA 55MX8.0A
3.55
Combo rating 3.52 → 3.44Doubles result

Sep 1, 2026 · Doubles · 1D · Mixed

Lost 3-6,0-6
−0.01

Tammy’s side

Tammy MasonCurrently on SAN CARLOS TC/ARGUELLO PK CW7.5A-DT
3.28
Gerry Sadang(partner)Currently on FOSTER CITY TC/EDGEWATER PK 55MX7.0A
3.66

Opponents

Anthony VuongCurrently on FOSTER CITY TC/EDGEWATER PK 55MX9.0A
4.31
Faye ChuCurrently on SAN CARLOS TC/ARGUELLO PK CW7.5B-DT
3.85
Mixed rating 3.43 → 3.42Doubles result

Aug 30, 2026 · Doubles · 3D · Mixed

Lost 6-0,6-7,0-1
−0.03

Tammy’s side

Tammy MasonCurrently on SAN CARLOS TC/ARGUELLO PK CW7.5A-DT
3.28
Andy Ting(partner)Currently on FOSTER CITY TC/EDGEWATER PK CM8.5A
3.37

Opponents

Carter ChangCurrently on SUNNYVALE TC/SUNNYVALE MTC CM8.5F
3.66
Sharon WangCurrently on RINCONADA PK 55MX8.0A
3.74
Mixed rating 3.46 → 3.43Doubles result

Aug 29, 2026 · Doubles · 2D · Combo

Lost 1-6,0-6
−0.07

Tammy’s side

Tammy MasonCurrently on SAN CARLOS TC/ARGUELLO PK CW7.5A-DT
3.52
Anne Kavanagh(partner)Currently on SAN PABLO PK CW6.5A
3.50

Opponents

Catherine KelleyCurrently on OLYMPIC CW8.5A
3.63
Rachel QuonCurrently on OLYMPIC CW7.5A
3.89
Combo rating 3.60 → 3.52Doubles result

Aug 2, 2026 · Doubles · Mixed

Lost 4-6,2-6
−0.10

Tammy’s side

Tammy MasonCurrently on SAN CARLOS TC/ARGUELLO PK CW7.5A-DT
3.28
Jaime Mok(partner)Currently on SAN CARLOS TC/ARGUELLO PK 55MX7.0B
2.86

Opponents

Byron LeeCurrently on SOLANO TA/CENTENNIAL PRK CM6.5B
3.34
Natalia EstassiCurrently on FOSTER CITY TC/EDGEWATER PK CW7.5A-DT
3.41
Mixed rating 3.56 → 3.46Doubles result

Jul 5, 2026 · Doubles · Mixed

Lost 2-6,0-6
−0.04

Tammy’s side

Tammy MasonCurrently on SAN CARLOS TC/ARGUELLO PK CW7.5A-DT
3.28
Luis Toledo(partner)
3.07

Opponents

Max KwokCurrently on SUNNYVALE TC/SUNNYVALE MTC CM6.5D
3.68
Meilani HendrawidjajaCurrently on SAN CARLOS TC/ARGUELLO PK CW6.5D
3.77
Mixed rating 3.59 → 3.56Doubles result

Jun 13, 2026 · Doubles · Combo

Lost 0-6,2-6
−0.14

Tammy’s side

Tammy MasonCurrently on SAN CARLOS TC/ARGUELLO PK CW7.5A-DT
3.52
Sonia Thomas(partner)Currently on SAN CARLOS TC/ARGUELLO PK CW6.5C
3.41

Opponents

Mariko KimuraCurrently on SAN CARLOS TC/ARGUELLO PK CW7.5B
3.42
Junko TanakaCurrently on PENINSULA CC CW6.5A
3.59
Combo rating 3.74 → 3.60Doubles result

Jun 9, 2026 · Doubles · Mixed

Lost 3-6,1-6
−0.10

Tammy’s side

Tammy MasonCurrently on SAN CARLOS TC/ARGUELLO PK CW7.5A-DT
3.28
Andrew Neff(partner)Currently on SAN CARLOS TC/ARGUELLO PK CM6.5A
3.21

Opponents

David GuldmannCurrently on SAN CARLOS TC/ARGUELLO PK CM6.5A
3.73
Natalia EstassiCurrently on FOSTER CITY TC/EDGEWATER PK CW7.5A-DT
3.41
Mixed rating 3.70 → 3.59Doubles result

May 21, 2026 · Doubles · Combo

Won 6-3,6-4
+0.01

Tammy’s side

Tammy MasonCurrently on SAN CARLOS TC/ARGUELLO PK CW7.5A-DT
3.52
Laureen Cortez(partner)Currently on SAN CARLOS TC/ARGUELLO PK 55MX7.0B
3.02

Opponents

Charlene ScheilCurrently on BAY CLUB REDWOOD SHORES CW6.5A-DT
2.63
Tammy NurissoCurrently on BAY CLUB REDWOOD SHORES CW6.5A-DT
2.85
Combo rating 3.73 → 3.74Doubles result

May 16, 2026 · Doubles · Combo

Won 6-3,2-6,1-0
+0.05

Tammy’s side

Tammy MasonCurrently on SAN CARLOS TC/ARGUELLO PK CW7.5A-DT
3.52
Laureen Cortez(partner)Currently on SAN CARLOS TC/ARGUELLO PK 55MX7.0B
3.02

Opponents

Mariko KimuraCurrently on SAN CARLOS TC/ARGUELLO PK CW7.5B
3.42
Laurie BorgCurrently on FOSTER CITY TC/EDGEWATER PK CW6.5A-DT
3.05
Combo rating 3.68 → 3.73Doubles result

May 9, 2026 · Doubles · Combo

Won 6-2,6-4
+0.16

Tammy’s side

Tammy MasonCurrently on SAN CARLOS TC/ARGUELLO PK CW7.5A-DT
3.52
Sonia Thomas(partner)Currently on SAN CARLOS TC/ARGUELLO PK CW6.5C
3.41

Opponents

Mollie MarshallCurrently on FOSTER CITY TC/EDGEWATER PK S70W7.0A
3.40
Susan GoldmanCurrently on FOSTER CITY TC/EDGEWATER PK S70W7.0A
3.64
Combo rating 3.53 → 3.68Doubles result

Mar 21, 2026 · Doubles

Lost 2-6,2-6
−0.07

Tammy’s side

Tammy MasonCurrently on SAN CARLOS TC/ARGUELLO PK CW7.5A-DT
3.63
Sylvia Cox(partner)Currently on SAN CARLOS TC/ARGUELLO PK CW7.5B
3.52

Opponents

Lisa EastlackCurrently on MARIN TC CW8.5A
4.14
Ria MendozaCurrently on GOLDEN GATEWY CW8.5A
3.74
Rating 3.70 → 3.63Doubles result

Mar 20, 2026 · Doubles

Won 4-6,7-6,1-0
+0.15

Tammy’s side

Tammy MasonCurrently on SAN CARLOS TC/ARGUELLO PK CW7.5A-DT
3.63
Snjezana Maric(partner)Currently on PLEASANTON CW8.5C
3.69

Opponents

Judy HalperCurrently on PLEASANTON CW7.5B
3.72
Teresa KingCurrently on SUNNYVALE TC/SUNNYVALE MTC CW8.5F
3.77
Rating 3.55 → 3.70Doubles result

Mar 2, 2026 · Doubles

Lost 2-6,5-7
−0.06

Tammy’s side

Tammy MasonCurrently on SAN CARLOS TC/ARGUELLO PK CW7.5A-DT
3.63
Michele Madansky(partner)Currently on HOPKINS PK CW8.5A
3.72

Opponents

Jessica MattioliCurrently on BAY CLUB REDWOOD SHORES CW8.5A
3.87
Anthea PangCurrently on BAY CLUB SF TENNIS CW7.5A-DT
3.80
Rating 3.61 → 3.55Doubles result

Feb 23, 2026 · Doubles

Lost 4-6,5-7
−0.06

Tammy’s side

Tammy MasonCurrently on SAN CARLOS TC/ARGUELLO PK CW7.5A-DT
3.63
Claire Sheehan(partner)Currently on SAN CARLOS TC/ARGUELLO PK CW7.5A-DT
3.67

Opponents

Mindy WongCurrently on PENINSULA TC CW8.5A
4.13
Linda BenvenutoCurrently on PENINSULA TC CW8.5A
3.72
Rating 3.67 → 3.61Doubles result

Feb 22, 2026 · Doubles

Won 7-6,6-1
+0.04

Tammy’s side

Tammy MasonCurrently on SAN CARLOS TC/ARGUELLO PK CW7.5A-DT
3.63
Michele Madansky(partner)Currently on HOPKINS PK CW8.5A
3.72

Opponents

Fay ToolamiCurrently on SAN CARLOS TC/ARGUELLO PK 55MX7.0A
3.27
Eunju SagurtonCurrently on SUNNYVALE MTC CW7.5C-DT
3.26
Rating 3.63 → 3.67Doubles result

Feb 21, 2026 · Doubles

Won 6-7,6-2,1-0
+0.08

Tammy’s side

Tammy MasonCurrently on SAN CARLOS TC/ARGUELLO PK CW7.5A-DT
3.63
Janet Arnesty(partner)Currently on TENNIS COALITION SF/GOLDMAN TC CW7.5A-DT
3.74

Opponents

Esther KimCurrently on BAY CLUB SF TENNIS CW7.5A
3.52
Marilena GallottaCurrently on BAY CLUB SF TENNIS CW7.5A
3.49
Rating 3.61 → 3.69Doubles result

Feb 18, 2026 · Doubles

Lost 2-6,2-6
−0.04

Tammy’s side

Tammy MasonCurrently on SAN CARLOS TC/ARGUELLO PK CW7.5A-DT
3.63
Sarah Simnett(partner)Currently on COLONY CLUB CW7.5A
3.78

Opponents

Michele LindzyCurrently on MOUNTAIN VIEW TC/RENGSTORFF PK 55MX8.0A
4.12
Sally RandallCurrently on BAY CLUB REDWOOD SHORES CW7.5A
3.85
Rating 3.65 → 3.61Doubles result

Feb 1, 2026 · Doubles

Won 7-5,6-4
+0.16

Tammy’s side

Tammy MasonCurrently on SAN CARLOS TC/ARGUELLO PK CW7.5A-DT
3.63
Sarah Simnett(partner)Currently on COLONY CLUB CW7.5A
3.78

Opponents

Joyce AcbayCurrently on BAY CLUB REDWOOD SHORES CW8.5A
3.57
Iryna Della MorteCurrently on BAY CLUB REDWOOD SHORES CW7.5A
3.91
Rating 3.55 → 3.71Doubles result

Jan 18, 2026 · Doubles

Lost 6-1,2-6,0-1
−0.13

Tammy’s side

Tammy MasonCurrently on SAN CARLOS TC/ARGUELLO PK CW7.5A-DT
3.63
Jennifer Chon(partner)Currently on SAN CARLOS TC/ARGUELLO PK CW6.5C
3.38

Opponents

Mariko KimuraCurrently on SAN CARLOS TC/ARGUELLO PK CW7.5B
3.41
Rebecca Luong
3.54
Rating 3.58 → 3.44Doubles result

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

Best match
+0.16
May 9 vs M. Marshall / S. Goldman
Worst match
−0.14
Jun 13 vs M. Kimura / J. Tanaka
Where you started ›3.89
2023 year-end NTRP 4.03.75
Scale calibration+0.14
Season start3.89
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+0.093.98
Pulled toward the 2025 year-end level+0.133.58

More about Tammy

Tammy Mason has been a USTA NorCal 4.0 since 2010, after starting at 3.5 in 2003. The estimated dynamic rating is 3.63, down 0.26 this season, with a 12–20 record in 2026 across regular, combo and mixed play. Most frequent partner: Claire Sheehan, 2–2 in 4 matches together.

Record

12–20
2026 season, 32 matches
11–24
2025 season, 35 matches
3
Longest winning streak
15–5
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, 2003–2026

3.5 in 2003, 3.0 in 2004, 3.5 from 2005 to 2009 and 4.0 from 2010 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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