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San Jose, California · CRC
Singles UTR
9.04
Rated
Doubles UTR
10.05
Rated
Record
11-28
28% win rate
Events Played
8
This season
11
Wins
28
Losses
28%
Win Rate
Avg Opponent UTR
9.83
vs Higher Rated
2W - 20L
vs Lower Rated
6W - 5L
Last 5 Matches
1/5 wins
Match Impact (last 12 months, most recent first)
| UTR Eligible | Date | Opponent | Score | Result | UTR Impact | Event |
|---|---|---|---|---|---|---|
| — | Mar 9, 2026 | Herbert Argueta(6.95) | 6-2, 6-2 | W | — | J60 Santa Tecla |
| 1 | Mar 9, 2026 | Simon Mujoomdar(10.54) | 6-4, 6-2 | L |
Best Wins (boost UTR)
Costly Losses (drag UTR down)
How to Improve Your UTR
See how hypothetical future matches could affect your rating.
Based on 5 matches (3W-2L) vs ~9.04 rated opponents
Gaining ~1.0 point would require sustained effort over many matches against higher-rated opponents with a strong win rate.
This is a simplified estimate. Actual UTR uses score margins, match format, and other factors not modeled here.
| +0.06 |
| J60 Santa Tecla |
| 2 | Mar 9, 2026 | David III Bvunzawabaya(10.21) | 7-6, 6-3 | L | +0.06 | J60 Santa Tecla |
| — | Feb 23, 2026 | Juan Carlos Fuentes Vasquez(12.42) | 6-1, 6-1 | L | — | M15 San Jose |
| 3 | Feb 8, 2026 | Nikesh Reddy Bomma(9.17) | 4-0, 4-2 | L | -0.04 | BATTLE OF BOCA-PRESENTED BY JASON ZAFIROS - $10,000 Purse Men's & Women's Open with ***FREE PRIZE MONEY DOUBLES** - QUARTERFINALISTS RECEIVE ENTRY FEE BACK 64+ ENTRIES) EARLY REGISTRATION RAFFLE - UTR TOURNAMENT - FEB 07 - FEB 09, 2026 |
| 4 | Feb 7, 2026 | Svar Raghavan(9.93) | 6-1, 6-2 | L | +0.01 | BATTLE OF BOCA-PRESENTED BY JASON ZAFIROS - $10,000 Purse Men's & Women's Open with ***FREE PRIZE MONEY DOUBLES** - QUARTERFINALISTS RECEIVE ENTRY FEE BACK 64+ ENTRIES) EARLY REGISTRATION RAFFLE - UTR TOURNAMENT - FEB 07 - FEB 09, 2026 |
| — | Jan 19, 2026 | Sean Grosman(12.15) | 6-0, 6-0 | L | — | J300 San Jose |
| — | Jan 12, 2026 | Bruno Rodrigues(11.05) | 6-3, 6-0 | L | — | J60 San Jose |
| 5 | Jan 12, 2026 | Xavier Tonioni(10.86) | 6-1, 6-1 | L | +0.05 | J60 San Jose |
| 6 | Jan 12, 2026 | David III Bvunzawabaya(10.21) | 6-4, 6-2 | L | +0.04 | J60 San Jose |
| 7 | Jan 5, 2026 | Martin Garcia(9.77) | 4-6, 6-1, 1-0(6) | W | +0.06 | J60 San Jose |
| 8 | Jan 5, 2026 | John Murphy(10.91) | 6-0, 6-0 | L | +0.03 | J60 San Jose |
| 9 | Jan 5, 2026 | Nirbhay Agarwal(10.48) | 6-2, 6-2 | L | +0.05 | J60 San Jose |
| 10 | Dec 6, 2025 | Max Shakhtur(10.87) | 6-2, 6-2 | L | +0.07 | J30 San Jose |
| 11 | Sep 20, 2025 | Enzo Carvalho(10.87) | W | — | J30 Managua |
| 12 | Sep 20, 2025 | 6-1, 6-0 | W | -0.01 | J30 Managua |
| 13 | Jul 27, 2025 | Tobias Buerkle(10.86) | 4-0, 4-0 | L | +0.03 | BATTLE OF BOCA-PRESENTED BY JASON ZAFIROS - $10,000 Purse - Men's & Women's Open with Doubles + Mix - QUARTERFINALISTS RECEIVE ENTRY FEE BACK 64+ ENTRIES) EARLY REGISTRATION RAFFLE - UTR TOURNAMENT - JULY 26 - JULY 28, 2025 |
| 14 | Jul 26, 2025 | Matei Barbu(9.32) | 6-2, 6-1 | L | -0.03 | BATTLE OF BOCA-PRESENTED BY JASON ZAFIROS - $10,000 Purse - Men's & Women's Open with Doubles + Mix - QUARTERFINALISTS RECEIVE ENTRY FEE BACK 64+ ENTRIES) EARLY REGISTRATION RAFFLE - UTR TOURNAMENT - JULY 26 - JULY 28, 2025 |
| — | Jul 19, 2025 | Patrick Mihai(11.76) | 6-1, 6-1 | L | — | BATTLE OF BOCA-PRESENTED BY JASON ZAFIROS - $10,000 Purse - Men's & Women's Open with Doubles + Mix - QUARTERFINALISTS RECEIVE ENTRY FEE BACK 64+ ENTRIES) EARLY REGISTRATION RAFFLE - UTR TOURNAMENT - JULY 19 - JULY 21, 2025 |
| 15 | Jul 19, 2025 | Cameron Szazynski(8.30) | 6-2, 6-2 | W | -0.01 | BATTLE OF BOCA-PRESENTED BY JASON ZAFIROS - $10,000 Purse - Men's & Women's Open with Doubles + Mix - QUARTERFINALISTS RECEIVE ENTRY FEE BACK 64+ ENTRIES) EARLY REGISTRATION RAFFLE - UTR TOURNAMENT - JULY 19 - JULY 21, 2025 |
| 16 | Jul 12, 2025 | Benjamin Mann(10.53) | 6-4, 6-0 | L | +0.05 | BATTLE OF BOCA-PRESENTED BY JASON ZAFIROS - $10,000 Purse - Men's & Women's Open with Doubles + Mix - QUARTERFINALISTS RECEIVE ENTRY FEE BACK 64+ ENTRIES) EARLY REGISTRATION RAFFLE - UTR TOURNAMENT - JULY 12 - JULY 14, 2025 |
| 17 | Jul 12, 2025 | John Courtnay(8.80) | 4-6, 6-2, 1-0(8) | W | 0.00 | BATTLE OF BOCA-PRESENTED BY JASON ZAFIROS - $10,000 Purse - Men's & Women's Open with Doubles + Mix - QUARTERFINALISTS RECEIVE ENTRY FEE BACK 64+ ENTRIES) EARLY REGISTRATION RAFFLE - UTR TOURNAMENT - JULY 12 - JULY 14, 2025 |
| 18 | Jul 12, 2025 | Andrew Cabarcas(8.14) | L | — | J30 Oranjestad |
| 19 | Jul 5, 2025 | Jaime Gomez Lopez(10.55) | 6-1, 6-0 | L | +0.02 | BATTLE OF BOCA-PRESENTED BY JASON ZAFIROS - $10,000 Purse - Men's & Women's Open with Doubles + Mix - QUARTERFINALISTS RECEIVE ENTRY FEE BACK 64+ ENTRIES) EARLY REGISTRATION RAFFLE - UTR TOURNAMENT - JULY 5 - JULY 7, 2025 |
| 20 | Jul 5, 2025 | Shaquille Adeniran(7.54) | 6-3, 6-1 | W | -0.05 | BATTLE OF BOCA-PRESENTED BY JASON ZAFIROS - $10,000 Purse - Men's & Women's Open with Doubles + Mix - QUARTERFINALISTS RECEIVE ENTRY FEE BACK 64+ ENTRIES) EARLY REGISTRATION RAFFLE - UTR TOURNAMENT - JULY 5 - JULY 7, 2025 |
| 21 | Jul 5, 2025 | Holden Walton(9.45) | 3-6, 6-4, 1-0(8) | L | +0.02 | J60 Orlando |
| 22 | Jun 14, 2025 | Christian Kulendran(10.84) | 6-3, 6-0 | L | +0.06 | BATTLE OF BOCA-PRESENTED BY JASON ZAFIROS - $10,000 Purse - Men's & Women's Open with Doubles + Mix - QUARTERFINALISTS RECIEVE ENTRY FEE BACK 64+ ENTRIES) EARLY REGISTRATION RAFFLE - UTR TOURNAMENT - JUNE 14- JUNE 16, 2025 |
| 23 | Jun 14, 2025 | Pedro Ribas(8.68) | 6-2, 2-6, 1-0(7) | W | -0.02 | BATTLE OF BOCA-PRESENTED BY JASON ZAFIROS - $10,000 Purse - Men's & Women's Open with Doubles + Mix - QUARTERFINALISTS RECIEVE ENTRY FEE BACK 64+ ENTRIES) EARLY REGISTRATION RAFFLE - UTR TOURNAMENT - JUNE 14- JUNE 16, 2025 |
| — | May 10, 2025 | Diego Alcala(11.14) | 6-2, 6-2 | L | — | J100 San Jose |
| 24 | Apr 20, 2025 | William Clark(8.44) | 4-1, 4-1 | L | -0.08 | BATTLE OF BOCA-PRESENTED BY JASON ZAFIROS – $10,000 Purse - Men's & Women's Open with Doubles + Mix - QUARTERFINALISTS RECEIVE ENTRY FEE BACK (64+ ENTRIES) EARLY REGISTRATION RAFFLE - UTR Tournament - April 19-21, 2025 |
| 25 | Apr 19, 2025 | Julian Vinals(7.02) | 7-5, 6-2 | L | -0.14 | BATTLE OF BOCA-PRESENTED BY JASON ZAFIROS – $10,000 Purse - Men's & Women's Open with Doubles + Mix - QUARTERFINALISTS RECEIVE ENTRY FEE BACK (64+ ENTRIES) EARLY REGISTRATION RAFFLE - UTR Tournament - April 19-21, 2025 |
| 26 | Apr 18, 2025 | Luke Moretti(8.95) | 1-4, 4-1, 1-0(8) | L | -0.01 | CASELY FRIDAY MATCHPLAY 4:30PM-7:30PM FOR UTR 1 to 11 - MAXIMUM FIRST 48 PLAYERS THAT REGISTER |
| 27 | Apr 18, 2025 | Nathan Nguyen(9.89) | 4-3(3), 1-4, 1-0(7) | L | +0.06 | CASELY FRIDAY MATCHPLAY 4:30PM-7:30PM FOR UTR 1 to 11 - MAXIMUM FIRST 48 PLAYERS THAT REGISTER |
| — | Feb 1, 2025 | Guilherme Renner(11.75) | 6-1, 6-0 | L | — | J60 San Jose |
| — | Jan 25, 2025 | Caio Dourado(10.41) | 6-4, 6-3 | L | — | J60 San Jose |
| — | Jan 18, 2025 | 6-2, 6-3 | L | — | J300 San Jose |
| — | Jan 11, 2025 | Sklar Phillips(12.32) | 6-1, 6-0 | L | — | J100 San Jose |
| — | Dec 21, 2024 | Dimitri Moriarty(11.48) | 6-3, 6-2 | L | — | BATTLE OF BOCA-PRESENTED BY JASON ZAFIROS – $10,000 Purse + $25K PTT WC – Men's & Women's Open with Doubles + Mix - QUARTERFINALISTS RECEIVE ENTRY FEE BACK (64+ ENTRIES) EARLY REGISTRATION RAFFLE - UTR Tournament |
| — | Dec 21, 2024 | Jacob Hershey(7.68) | 6-0, 6-3 | W | — | BATTLE OF BOCA-PRESENTED BY JASON ZAFIROS – $10,000 Purse + $25K PTT WC – Men's & Women's Open with Doubles + Mix - QUARTERFINALISTS RECEIVE ENTRY FEE BACK (64+ ENTRIES) EARLY REGISTRATION RAFFLE - UTR Tournament |
| — | Dec 19, 2024 | Danilo Xisto(8.29) | 3-5, 4-0, 1-0(8) | L | — | #4 Miami/Hollywood STARTS MONDAY DEC 16-19 CASELY $10,000 Guaranteed Prize Money Men's Winner $2000, Women's Open Winner $499, Below 8.0 Winner $500, Coed Doubles Winner $500 Regardless of Number of Players in the Draw |
| — | Dec 18, 2024 | Tafari Hanson(8.98) | 4-1, 2-4, 1-0(8) | W | — | #4 Miami/Hollywood STARTS MONDAY DEC 16-19 CASELY $10,000 Guaranteed Prize Money Men's Winner $2000, Women's Open Winner $499, Below 8.0 Winner $500, Coed Doubles Winner $500 Regardless of Number of Players in the Draw |
| — | Dec 16, 2024 | 6-3, 7-5 | L | — | #4 Miami/Hollywood STARTS MONDAY DEC 16-19 CASELY $10,000 Guaranteed Prize Money Men's Winner $2000, Women's Open Winner $499, Below 8.0 Winner $500, Coed Doubles Winner $500 Regardless of Number of Players in the Draw |
| — | Dec 18, 2024 | Julian Garnier(10.82) | 6-3, 6-3 | L | — | #13 Miami/Hollywood DEC 18-19 U10 U12 U14 U16 U18/Open CASELY INTERNATIONAL CHAMPIONSHIPS - Morning Academy Warmup Available! |
| — | Dec 18, 2024 | Matthew Cunado(6.93) | W | — | #13 Miami/Hollywood DEC 18-19 U10 U12 U14 U16 U18/Open CASELY INTERNATIONAL CHAMPIONSHIPS - Morning Academy Warmup Available! |
| — | Dec 15, 2024 | Misha Liberzon(9.45) | 2-4, 4-2, 1-0(6) | L | — | BATTLE OF BOCA-PRESENTED BY JASON ZAFIROS – $10,000 Purse + $25K PTT WC – Men's & Women's Open with Doubles + Mix - QUARTERFINALISTS RECEIVE ENTRY FEE BACK (64+ ENTRIES) EARLY REGISTRATION RAFFLE - UTR Tournament |
| — | Dec 14, 2024 | Will Cowan(8.70) | 3-6, 6-2, 1-0(9) | L | — | BATTLE OF BOCA-PRESENTED BY JASON ZAFIROS – $10,000 Purse + $25K PTT WC – Men's & Women's Open with Doubles + Mix - QUARTERFINALISTS RECEIVE ENTRY FEE BACK (64+ ENTRIES) EARLY REGISTRATION RAFFLE - UTR Tournament |
| — | Dec 7, 2024 | Xavier Tonioni(10.86) | 6-4, 6-3 | L | — | J30 San Jose |
| — | Jul 20, 2024 | Rishi Nemani(10.12) | 6-7, 6-1, 6-1 | L | — | J30 Santa Tecla |
| — | Jun 23, 2024 | Tomas Pozo(8.98) | L | — | BATTLE OF BOCA-PRESENTED BY JASON ZAFIROS – $10,000 Purse + $25K PTT WC – Men's & Women's Open with Doubles + Mix - QUARTERFINALISTS RECEIVE ENTRY FEE BACK (64+ ENTRIES) EARLY REGISTRATION RAFFLE - UTR Tournament |
| — | Jun 22, 2024 | Sebastian De L'Herbe(8.50) | 6-4, 6-1 | L | — | BATTLE OF BOCA-PRESENTED BY JASON ZAFIROS – $10,000 Purse + $25K PTT WC – Men's & Women's Open with Doubles + Mix - QUARTERFINALISTS RECEIVE ENTRY FEE BACK (64+ ENTRIES) EARLY REGISTRATION RAFFLE - UTR Tournament |
| — | May 10, 2024 | Yared Alfred(10.35) | 6-1, 7-5 | L | — | J30 Christiansted |
| — | May 10, 2024 | Anonymous Player(9.89) | 6-0, 6-1 | W | — | J30 Christiansted |
| UTR Eligible | Date | Opponents | Score | Result | Event |
|---|---|---|---|---|---|
| — | Feb 23, 2026 | Seydina Andre(12.90) Nicolas Jadoun(12.91) | 6-2, 6-0 | L | M15 San Jose |
| 1 | Jan 12, 2026 | Aaron Alberto Ascanio Prato(10.28) Xavier Tonioni(10.33) | 6-7, 6-3, 1-0(7) | L | J60 San Jose |
| 2 | Dec 6, 2025 | Mauricio Budge(10.55) Aldo Alessandro Zerega(10.52) | 6-3, 6-1 | L | J30 San Jose |
| 3 | Dec 6, 2025 | roger chile garcia(9.77) | 6-1, 6-1 | W | J30 San Jose |
| 4 | Nov 29, 2025 | Mariano Darelli(9.59) | 6-3, 6-0 | W | J30 San Jose |
| 5 | Nov 29, 2025 | Alberto Mora(9.85) Xavier Tonioni(10.33) | 7-5, 6-4 | L | J30 San Jose |
| 6 | Nov 29, 2025 | Everett Garrett(10.42) Evan Palumbo(10.36) | 6-4, 6-4 | W | J30 San Jose |
| 7 | Nov 29, 2025 | Mauricio Budge(10.55) | 6-3, 6-1 | L | J30 San Jose |
| 8 | Nov 29, 2025 | Mario Lopez(9.61) | 2-6, 6-3, 6-4 | W | J30 San Jose |
| 9 | Sep 20, 2025 | Chris Bulgaru(10.60) | 6-2, 6-1 | L | J30 Managua |
| 10 | Sep 20, 2025 | Chris Bulgaru(10.60) Alejandro Torres Gonzalez(10.38) | 6-7, 7-5, 1-0(5) | L | J30 Managua |
| 11 | Sep 20, 2025 | Camilo Ayala(9.00) | 6-3, 7-5 | W | J30 Managua |
| 12 | May 10, 2025 | Rodrigo Garza(11.43) Anay Kulkarni(10.97) | 7-5, 6-0 | L | J100 San Jose |
| 13 | May 3, 2025 | Alberto Mora(9.85) Xavier Tonioni(10.33) | 6-4, 4-6, 1-0(7) | L | J100 San Jose |
| 14 | May 3, 2025 | 6-1, 6-2 | L | J100 San Jose | |
| — | Feb 1, 2025 | Jerry Han(11.02) Agassi Rusher(11.73) | 6-0, 6-4 | L | J60 San Jose |
| — | Jan 25, 2025 | JOAQUIN RODRIGUEZ(10.71) | 6-4, 7-6(4) | L | J60 San Jose |
| — | Jan 11, 2025 | Ryan Cozad(12.98) Keaton Hance(13.13) | 6-1, 6-2 | L | J100 San Jose |
| — | Dec 7, 2024 | roger chile garcia(9.77) Macario Reyna(10.00) | L | J30 San Jose | |
| — | Nov 30, 2024 | Nick Mertgens(11.15) | 4-2, 4-2 | L | J30 San Jose |
| — | Nov 30, 2024 | Emilio Alcala(10.39) | 1-6, 6-2, 6-2 | L | J30 San Jose |
| — | Sep 21, 2024 | Arin Menon(10.97) | 6-3, 4-6, 6-0 | L | J30 Managua |
| — | Sep 21, 2024 | Paolo Gonzalez(10.64) Raphael Rezende(8.81) | 7-5, 4-6, 1-0(5) | L | J30 Managua |
| — | Jul 20, 2024 | Gerardo Mejia(9.69) Rishi Nemani(10.02) | 6-2, 7-5 | W | J30 Santa Tecla |
| — | Jul 20, 2024 | Jeronimo Duque Salazar(10.74) Jaime Andres Ortiz(10.71) | 6-4, 6-1 | L | J30 Santa Tecla |
| — | May 10, 2024 | Arjun Bhatia(10.41) Xuzhi Jiang(N/A) | 4-6, 6-4, 1-0(8) | W | J30 Christiansted |
| — | May 10, 2024 | Noble Renfrow(12.18) Finn Willman(12.24) | 6-1, 6-1 | L | J30 Christiansted |
| — | May 4, 2024 | Simon Caldwell(12.40) | 6-0, 6-0 | L | J60 San Jose |
| — | May 4, 2024 | Juan Miguel Bolivar Idarraga(12.03) Erik Schinnerer(11.98) | 6-4, 6-0 | L | J60 San Jose |
| — | Apr 27, 2024 | Arnav Bhandari(12.40) | 6-0, 6-0 | L | J60 San Jose |
| — | Apr 27, 2024 | Giancarlo Rosario(9.47) Matthew Shapiro(11.67) | 7-5, 3-6, 1-0(8) | L | J60 San Jose |
Casely Tennis Academy USA
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Jason Zafiros @ Rick Macci Tennis & Fitness Center
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