MatchPoint

Player profile

David Stammerjohan’s NorCal tennis rating

David Stammerjohan
USTA 4.0 · NorCal league player
3.76
current
▲ +0.42 this season

Other formats · don’t affect your rating above

Combo 3.75Mixed 3.74
USTA4.00
2026
22 matches
3.763.473.19
Feb · 3.19
Jun · 3.76
Sep 11 · Doubles−0.08
L B. Lasam / M. Cheng
6-3,3-6,0-1 · 3D · with Brian Toombs
● 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

22 matches

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

Sep 11, 2026 · Doubles · 3D · Combo

Lost 6-3,3-6,0-1
−0.15

David’s side

David StammerjohanCurrently on JOHNSON RANCH 40MX8.0C
3.75
Brian Toombs(partner)Currently on RIO DEL ORO 40MX8.0A
3.97

Opponents

Baldomero LasamCurrently on SHELDON PK CM6.5A
3.65
Ming Hang ChengCurrently on LAGUNA CREEK CM7.5A
3.62
Combo rating 3.99 → 3.84Doubles result

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

Sep 11, 2026 · Doubles · 3D · Combo

Lost 6-3,3-6,0-1
−0.08

David’s side

David StammerjohanCurrently on JOHNSON RANCH 40MX8.0C
3.75
Brian Toombs(partner)Currently on RIO DEL ORO 40MX8.0A
3.97

Opponents

Baldomero LasamCurrently on LAGUNA CREEK CM7.5A
4.02
Ming Hang ChengCurrently on LAGUNA CREEK CM7.5A
3.62
Combo rating 3.84 → 3.75Doubles result

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

Sep 1, 2026 · Doubles · 3D · Combo

Lost 4-6,7-6,0-1
−0.12

David’s side

David StammerjohanCurrently on JOHNSON RANCH 40MX8.0C
3.75
Chris Sampo(partner)Currently on JOHNSON RANCH CM6.5A
3.54

Opponents

Gavin McclureCurrently on SUTTER LAWN CM7.5A
3.82
Ben InksterCurrently on SUTTER LAWN CM7.5A
3.50
Combo rating 4.11 → 3.99Doubles result

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

Aug 26, 2026 · Doubles · 1D · Combo

Lost 2-6,2-6
−0.07

David’s side

David StammerjohanCurrently on JOHNSON RANCH 40MX8.0C
3.75
Chris Sampo(partner)Currently on JOHNSON RANCH CM6.5A
3.54

Opponents

Aleksandr A BgatovCurrently on ROSEVILLE LIFE TIME CM8.5A
4.27
Rahul SolipuramCurrently on ANTELOPE TA/ANTELOPE COMMUNITY PK CM7.5A
3.65
Combo rating 4.18 → 4.11Doubles result

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

Jul 18, 2026 · Doubles · Mixed

Lost 3-6,3-6
−0.03

David’s side

David StammerjohanCurrently on JOHNSON RANCH 40MX8.0C
3.74
Amy Putty(partner)Currently on JOHNSON RANCH 40MX8.0C
3.94

Opponents

Dinh TranCurrently on SHELDON PK CM8.5A
4.15
Jennifer PagadorCurrently on SHELDON PK 40MX8.0A
4.14
Mixed rating 3.77 → 3.74Doubles result

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

May 24, 2026 · Doubles · Combo

Lost 6-7,0-6
−0.04

David’s side

David StammerjohanCurrently on JOHNSON RANCH 40MX8.0C
3.75
Rick Ray(partner)Currently on ROSEVILLE LIFE TIME CM7.5A-DT
3.65

Opponents

Matt BrunnquellCurrently on SIERRA VIEW CM9.5A
4.18
Eric GarciaCurrently on SUN CITY LINCOLN 55MX8.0A
4.05
Combo rating 4.22 → 4.18Doubles result

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

May 23, 2026 · Doubles · Combo

Lost 6-7,0-6
−0.04

David’s side

David StammerjohanCurrently on JOHNSON RANCH 40MX8.0C
3.75
Rick Ray(partner)Currently on ROSEVILLE LIFE TIME CM7.5A-DT
3.65

Opponents

Matt BrunnquellCurrently on SIERRA VIEW CM9.5A
4.18
Eric GarciaCurrently on SUN CITY LINCOLN 55MX8.0A
4.05
Combo rating 4.26 → 4.22Doubles result

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

May 9, 2026 · Doubles · Combo

Lost 1-6,2-6
−0.06

David’s side

David StammerjohanCurrently on JOHNSON RANCH 40MX8.0C
3.75
Aaron Prince(partner)Currently on JOHNSON RANCH 55MX8.0A
3.74

Opponents

Kendall HomerCurrently on JOHNSON RANCH 55MX8.0A
4.56
Mark WallaceCurrently on JOHNSON RANCH 55MX7.0A
3.99
Combo rating 4.32 → 4.26Doubles result

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

Apr 19, 2026 · Doubles · Combo

Lost 1-6,7-5,0-1
−0.09

David’s side

David StammerjohanCurrently on JOHNSON RANCH 40MX8.0C
3.75
J Paul Campbell(partner)
3.67

Opponents

Mark Andorf
4.10
Michael DozierCurrently on RIO DEL ORO S70M7.0A
3.86
Combo rating 4.41 → 4.32Doubles result

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

Apr 5, 2026 · Doubles · Combo

Lost 3-6,3-6
−0.06

David’s side

David StammerjohanCurrently on JOHNSON RANCH 40MX8.0C
3.75
Rick Ray(partner)Currently on ROSEVILLE LIFE TIME CM7.5A-DT
3.65

Opponents

Matt BrunnquellCurrently on SIERRA VIEW CM9.5A
4.18
Ronald LambCurrently on SUN CITY LINCOLN 55MX8.0A
3.96
Combo rating 4.47 → 4.41Doubles result

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

Mar 29, 2026 · Doubles · Combo

Won 6-2,2-1 RE
+0.07

David’s side

David StammerjohanCurrently on JOHNSON RANCH 40MX8.0C
3.75
Rick Ray(partner)Currently on ROSEVILLE LIFE TIME CM7.5A-DT
3.65

Opponents

Dani WeinsteinCurrently on ROSEVILLE LIFE TIME CM7.5A-DT
3.18
Ray Fugitt
3.81
Combo rating 4.40 → 4.47Doubles result

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

Best match
+0.16
May 10 vs T. Nguyen / P. Truong
Worst match
−0.15
May 30 vs A. Tseng / M. Dozier
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

David Stammerjohan’s MatchPoint NorCal tennis rating is 3.76, 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−0.153.19
Pulled toward the 2025 year-end level−0.153.19

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