Leagues

    USBC has data for Duy Ton-that starting from 2017.
    Sport/Challenge average conversions are located at the bottom of the page.

    Recent Composite Averages

    2025: 221 over 183 games (House)
    2024: 221 over 174 games (House)
    2023: 217 over 189 games (House)
    2022: 218 over 165 games (House)
    2021: 210 over 59 games (House)

    League Averages

    2025-2026

  • Chinese Bowling Club 2 (W) - data not found
    Nikkei Classic 2025-26 (W) - data not found

    2024-2025

  • Nikkei Classic 2024-25 (W) - 222 over 84 games
    Chinese Bowling Club 2 (W) - 220 over 96 games
    Generation Gap S24 (S) - 219 over 3 games

    2023-2024

  • Chinese Bowling Club 2 (W) - 221 over 93 games
    Nikkei Classic 2023-24 (W) - 221 over 81 games

    2022-2023

  • 16 Wild Weeks Spring 2023 (W) - data not found
    Beach Chalet 2022-2023 (W) - 219 over 96 games
    Chinese Bowling Club 2 (W) - 216 over 93 games

    2021-2022

  • 22-23 Hillsdale Mixed (S) - data not found
    Chinese Bowling Club 2 (W) - 218 over 93 games
    Nikkei Classic 2021-2022 (W) - 217 over 72 games

    2020-2021

  • 20-21 Hillsdale Mixed (S) - 210 over 54 games
    20-21 Ultimate Mad Mixers (S) - 209 over 5 games

    2019-2020

  • Chinese Bowling club 2 (W) - 219 over 75 games

    2018-2019

  • Nikkei Classic 18-19 (W) - 211 over 25 games
    Chinese Bowling Club 2 (W) - 209 over 90 games

    2017-2018

  • Chinese Bowling Club 2 (W) - 205 over 72 games

    2016-2017

  • Chinese Bowling Club (W) - 201 over 89 games


Memberships

    Duy Ton-that has an active USBC membership.

    Current:

    San Francisco USBC - 2025-08-01 - 2026-07-31

    Past:

    Alameda County USBC - 2024-08-01 - 2025-07-31
    San Francisco USBC - 2024-08-01 - 2025-07-31
    San Francisco USBC - 2023-08-01 - 2024-07-31
    Peninsula USBC - 2022-08-01 - 2023-07-31
    San Francisco USBC - 2022-08-01 - 2023-07-31
    San Francisco USBC - 2021-08-01 - 2022-07-31
    Peninsula USBC - 2020-08-01 - 2021-07-31
    San Francisco USBC - 2019-08-01 - 2020-07-31
    San Francisco USBC - 2018-08-01 - 2019-07-31
    San Francisco USBC - 2017-08-01 - 2018-07-31
    San Francisco USBC - 2016-08-01 - 2017-07-31

Honors

300 games (2)

  • 300 (Game 2) on February 1 2024 at Classic Bowling Center - Games: 212-300-188
  • 300 (Game 2) on March 3 2020 at Classic Bowling Center - Games: 245-300-207


    • Open Championships

    Entering Average: 193

    Why?

    If a bowler does not have a 27 game Open Championship Average, use the Highest Sport Adjusted Average of the last three bowling seasons.
    You currently have bowled 9 games out of the required 27.

    The Math

    Highest league is from: 2024/25
    222 (standard) -> 193 (sport)

    Open Championships average is the most recent 27 games bowled at the Open Championships from 2016 through 2025. To search historical scores from the Open Championships Leaderboard click here.