MatchPoint

Player profile

Tammi Griswold’s NorCal tennis rating

Tammi Griswold
USTA 3.5 · NorCal league player
2.89
current
▼ −0.45 this season

Other formats · don’t affect your rating above

Combo 2.87Mixed 3.09
USTA3.50
2026
10 matches
3.293.092.89
Jan · 3.29
Jun · 2.89
Aug 29 · Doubles−0.06
L L. Holverson / L. Ottinger
4-6,7-6,0-1 · 3D · with Mary Miller
● 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

10 matches

Published NorCal results in 2026 — 9 scoring, 1 combo or mixed. Combo and mixed don’t affect NTRP ratings.

Aug 29, 2026 · Doubles · 3D · Combo

Lost 4-6,7-6,0-1
−0.06

Tammi’s side

Tammi GriswoldCurrently on JOHNSON RANCH CW6.5A
2.87
Mary Miller(partner)Currently on JOHNSON RANCH CW6.5A-DT
2.60

Opponents

Lisa HolversonCurrently on SIERRA VIEW CW6.5A
3.10
Lori OttingerCurrently on SIERRA VIEW CW6.5A
3.21
Combo rating 2.93 → 2.87Doubles result

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

Jun 8, 2026 · Doubles

Lost 4-6,0-6
−0.01

Tammi’s side

Tammi GriswoldCurrently on JOHNSON RANCH CW6.5A
2.89
Kelly Weinberg(partner)Currently on JOHNSON RANCH CW7.5A-DT
3.13

Opponents

Jane Van LoonCurrently on JOHNSON RANCH CW7.5A-DT
3.59
Carrie AmickCurrently on JOHNSON RANCH CW7.5B
3.55
Rating 2.90 → 2.89Doubles result

May 6, 2026 · Singles

Lost 1-6,3-6
−0.02

Tammi’s side

Tammi GriswoldCurrently on JOHNSON RANCH CW6.5A
2.89

Opponents

Anne Fisher
3.46
Rating 2.93 → 2.91Singles result

May 3, 2026 · Singles

Lost 4-6,4-6
−0.03

Tammi’s side

Tammi GriswoldCurrently on JOHNSON RANCH CW6.5A
2.89

Opponents

Lori Herman
3.35
Rating 2.95 → 2.93Singles result

Feb 26, 2026 · Singles

Lost 0-6,0-6
−0.22

Tammi’s side

Tammi GriswoldCurrently on JOHNSON RANCH CW6.5A
2.89

Opponents

Jeannine NevesCurrently on BROADSTONE RC CW6.5A
2.65
Rating 3.19 → 2.96Singles result

Jan 31, 2026 · Doubles

Lost 0-6,0-6
−0.01

Tammi’s side

Tammi GriswoldCurrently on JOHNSON RANCH CW6.5A
2.89
Carolyn Brosnan(partner)Currently on JOHNSON RANCH CW6.5A
3.13

Opponents

Soo PaeCurrently on JOHNSON RANCH 55MX8.0A
3.74
Irenessa OlivaCurrently on JOHNSON RANCH 55MX8.0A
3.59
Rating 3.29 → 3.28Doubles result
Best match
−0.01
Apr 28 vs M. Kiefer / D. Lattasima
Worst match
−0.22
Feb 26 vs Jeannine Neves
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 Sep 20

Tammi Griswold’s MatchPoint NorCal tennis rating is 2.89, an independent estimate based on published NorCal league results through September 20, 2026. They are currently rostered on JOHNSON RANCH CW6.5A.

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+0.163.50
Pulled toward the 2025 year-end level+0.183.29

Captain a team?

Win more matches with less captain work.

Use ratings, availability, and opponent context to build better lineups—and get your time back.

Set up my team