Leagues

    USBC has data for David J Rossi starting from 2000.
    Sport/Challenge average conversions are located at the bottom of the page.

    Recent Composite Averages

    2025: 200 over 237 games (House)
    2024: 205 over 243 games (House)
    2023: 193 over 225 games (House)
    2022: 200 over 108 games (House)
    2022: 181 over 87 games (House)

    League Averages

    2025-2026

  • Jokers Wild (W) - data not found
    Umchu Full House (W) - data not found
    Young At Heart (W) - data not found

    2024-2025

  • Jokers Wild (W) - 205 over 6 games
    Young At Heart (W) - 202 over 81 games
    Umchu Full House (W) - 200 over 87 games
    Helakno Full House (S) - 198 over 33 games
    Summer SIRS (S) - 194 over 30 games

    2023-2024

  • Young At Heart (W) - 207 over 75 games
    Umchu Full House (W) - 207 over 78 games
    Jokers Wild (W) - 204 over 12 games
    Helakno (S) - 201 over 39 games
    Young at Heart (S) - 200 over 39 games

    2022-2023

  • Young at Heart (S) - 204 over 18 games
    Summer Helakno Full House (S) - 203 over 24 games
    Jokers Wild (W) - 193 over 39 games
    Young At Heart (W) - 193 over 69 games
    Umchu Full House (W) - 187 over 75 games

    2021-2022

  • Benny's Custom Marine Classic Trios (W) - 204 over 48 games
    Summer Draft (S) - 196 over 60 games
    Young At Heart (W) - 183 over 39 games
    Umchu Full House (W) - 180 over 48 games

    2019-2020

  • Black Oak Classic (W) - 222 over 108 games
    Umchu Full House (W) - 205 over 69 games
    SIRS (W) - 204 over 66 games
    Young At Heart (W) - 198 over 63 games

    2018-2019

  • Black Oak Classic (W) - 218 over 128 games
    SIRS (W) - 212 over 75 games
    Umchu Full House (W) - 211 over 87 games
    Young at Heart (W) - 210 over 78 games
    Helakno Full House (S) - 197 over 42 games

    2017-2018

  • Black Oak Classic (W) - 217 over 124 games
    Young At Heart (W) - 209 over 78 games
    Umchu Full House (W) - 207 over 87 games
    SIRS (W) - 207 over 85 games
    Helakno Full House (S) - 205 over 39 games

    2016-2017

  • Black Oak Classic (W) - 220 over 132 games
    Umchu Full House (W) - 217 over 90 games
    Summer Draft (S) - 215 over 56 games
    Young At Heart (W) - 213 over 81 games
    Helakno Full House (S) - 208 over 42 games
    SIRS (W) - 205 over 75 games

    2015-2016

  • SIRS (W) - 219 over 81 games
    Umchu Full House (W) - 216 over 93 games
    Young At Heart (W) - 214 over 84 games
    High Rollers (W) - 213 over 15 games
    Helakno Full House (S) - 212 over 42 games
    Summer Scratch Trios (S) - 186 over 36 games

    2014-2015

  • Young At Heart (W) - 219 over 87 games
    Helakno Full House (S) - 217 over 42 games
    SIRS (W) - 213 over 87 games
    Umchu Full House (W) - 211 over 87 games

    2013-2014

  • Young At Heart (W) - data not found
    Monday Nevada (W) - 217 over 6 games
    High Rollers (W) - 217 over 3 games
    Umchu Full House (W) - 215 over 63 games
    Helakno Full House (S) - 214 over 33 games
    Black Oak Seniors (W) - 214 over 57 games
    SIRS (W) - 212 over 60 games
    Young At Heart (S) - 203 over 30 games

    2012-2013

  • Summer Jokers Wild (S) - data not found
    Young At Heart (W) - 217 over 84 games
    Umchu Full House (W) - 213 over 87 games
    SIRS (W) - 211 over 72 games
    Summer Young At Heart (S) - 209 over 39 games
    High Rollers (W) - 209 over 3 games
    Helakno Full House (S) - 200 over 39 games
    Monday Nevada (W) - 197 over 3 games
    Jokers Wild (W) - 182 over 3 games

    2011-2012

  • Umchu Full House (W) - 241 over 9 games
    Helakno Full House (S) - 214 over 42 games
    Young At Heart (W) - 213 over 81 games

    2010-2011

  • Young At Heart (W) - 212 over 33 games

    2009-2010

  • Guys & Dolls (W) - 177 over 30 games

    2007-2008

  • Jacks & Jills (W) - data not found
    Guys & Dolls (W) - 190 over 18 games

    2006-2007

  • Phoenix-Vanderbeek Classic (W) - 199 over 54 games
    Palo Alto Classic (W) - 191 over 45 games
    Monday Madness (W) - 185 over 75 games
    Stynes Group Invitational (W) - 174 over 3 games

    2005-2006

  • Jacks And Jills (W) - 203 over 3 games
    Storm Classic (W) - 196 over 81 games
    Guys And Dolls (W) - 193 over 3 games
    Monday Madness Summer (S) - 191 over 24 games
    Dukes & Duchesses (W) - 169 over 3 games
    Peninsula Sport Challenge (W) - 161 over 36 games

    2004-2005

  • All Ames Bowling League (W) - 208 over 3 games
    Palo Alto Classic (W) - 208 over 33 games
    Storm Classic (W) - 204 over 84 games
    Patton Vending 1020 Classic (W) - 202 over 21 games
    Gold Dust (W) - 202 over 51 games
    Dukes & Duchesses Jubilee (S) - 199 over 17 games
    Goodtimers Jubilee (S) - 196 over 6 games

    2003-2004

  • Peninsula Sport Classic (W) - data not found
    Classic Sports Mens 5's (Winter) (W) - 202 over 33 games
    Storm Classic Invitational (W) - 201 over 63 games
    Match Point Trios (S) - 198 over 49 games
    Roche (W) - 196 over 3 games
    Gold Dust (W) - 192 over 12 games
    Palo Alto Classic Summer (S) - 190 over 42 games
    Gold Dust Summer (S) - 152 over 3 games

    2002-2003

  • All Ames Bowling League (W) - 212 over 9 games
    T D Rowe 1020 Classic (W) - 208 over 66 games
    Storm Classic Invitational (W) - 206 over 81 games
    Match Point Trios (S) - 202 over 40 games
    Palo Alto Classic (W) - 198 over 31 games
    Gold Dust Winter (W) - 197 over 69 games

    2001-2002

  • Dukes And Duchesses (S) - 233 over 3 games
    Palo Alto Classic (W) - 212 over 24 games
    Gold Dust Winter (W) - 208 over 72 games
    T D Rowe 1020 Classic (W) - 206 over 72 games
    Palo Alto Classic Summer (S) - 206 over 48 games
    Match Point Trios (S) - 199 over 48 games
    Gold Dust Jubilee (S) - 196 over 30 games
    840 Scratch Classic League (W) - 187 over 36 games
    Match Point Singles (S) - 175 over 52 games

    2000-2001

  • Baker Invitational Summer (S) - data not found
    Jacks & Jills Jubilee Summer (S) - 246 over 3 games
    Match Point Trios (S) - 223 over 52 games
    Gold Dust Jubilee (S) - 202 over 39 games

    1999-2000

  • 840 Scratch Classic League (W) - data not found
    Match Point Trios (S) - 227 over 56 games

    Sport Conversions

    186 -> 215

Memberships

    David J Rossi has an active USBC membership.

    Current:

    Gold Country USBC - 2025-08-01 - 2026-07-31

    Past:

    Gold Country USBC - 2024-08-01 - 2025-07-31
    Gold Country USBC - 2023-08-01 - 2024-07-31
    Gold Country USBC - 2022-08-01 - 2023-07-31
    Gold Country USBC - 2021-08-01 - 2022-07-31
    Modesto USBC - 2021-08-01 - 2022-07-31
    Gold Country USBC - 2020-08-01 - 2021-07-31
    Gold Country USBC - 2019-08-01 - 2020-07-31
    Modesto USBC - 2019-08-01 - 2020-07-31
    Gold Country USBC - 2018-08-01 - 2019-07-31
    Modesto USBC - 2018-08-01 - 2019-07-31
    Gold Country USBC - 2017-08-01 - 2018-07-31
    Modesto USBC - 2017-08-01 - 2018-07-31
    Gold Country USBC - 2016-08-01 - 2017-07-31
    Modesto USBC - 2016-08-01 - 2017-07-31
    Gold Country USBC - 2015-08-01 - 2016-07-31
    Gold Country USBC - 2014-08-01 - 2015-07-31
    Gold Country USBC - 2013-08-01 - 2014-07-31
    Gold Country USBC - 2012-08-01 - 2013-07-31
    Gold Country USBC - 2011-08-01 - 2012-07-31
    Gold Country USBC - 2010-08-01 - 2011-07-31
    Peninsula USBC - 2009-08-01 - 2010-07-31
    Peninsula USBC - 2007-08-01 - 2008-07-31
    Peninsula USBC - 2006-08-01 - 2007-07-31
    Santa Clara County USBC BA - 2006-08-01 - 2007-07-31
    Peninsula BA - 2005-08-01 - 2006-07-31
    Peninsula BA - 2005-08-01 - 2006-07-31
    Peninsula BA - 2004-03-15 - 2005-07-31
    Central Sonoma County USBC BA - 2003-08-01 - 2004-07-31
    Peninsula BA - 2003-08-01 - 2004-07-31
    Peninsula BA - 2003-08-01 - 2004-07-31
    Alameda Cnty BA - 2002-08-01 - 2003-07-31
    Peninsula BA - 2002-08-01 - 2003-07-31
    Peninsula BA - 2001-08-01 - 2002-07-31
    Santa Clara Valley BA - 2001-08-01 - 2002-07-31
    Peninsula BA - 2000-08-01 - 2001-07-31
    Santa Clara Valley BA - 2000-08-01 - 2001-07-31
    Peninsula BA - 1999-08-01 - 2000-07-31
    Peninsula BA - 1999-08-01 - 2000-07-31
    Santa Clara Valley BA - 1999-08-01 - 2000-07-31
    Peninsula BA - 1998-08-01 - 1999-07-31
    Peninsula BA - 1998-08-01 - 1999-07-31
    Peninsula BA - 1997-08-01 - 1998-07-31
    Peninsula BA - 1997-08-01 - 1998-07-31

Honors

800 series (3)

  • 802 on March 19 2015 at Black Oak Lanes - Games: 267-257-278
  • 847 on March 2 2014 at Black Oak Lanes - Games: 278-300-269
  • 811 on November 18 1998 at Palo Alto Bowl - Games: 277-256-278


  • 300 games (11)

  • 300 (Game 2) on March 18 2019 at Yosemite Lanes - Games: 236-300-237
  • 300 (Game 2) on January 19 2017 at Black Oak Lanes - Games: 203-300-211
  • 300 (Game 2) on August 16 2016 at National Bowling Stadium - Games: 258-300-228
  • 300 (Game 1) on April 7 2014 at Black Oak Lanes - Games: 300-201-159
  • 300 (Game 2) on March 2 2014 at Black Oak Lanes - Games: 278-300-269
  • 300 (Game 2) on March 21 2012 at Black Oak Lanes - Games: 204-300-198
  • 300 (Game 1) on January 26 2011 at Black Oak Lanes - Games: 300-222-164
  • 300 (Game 1) on July 13 2002 at Bowlero Brentwood - Games: 300-208-169
  • 300 (Game 3) on March 2 2001 at Cloverleaf Family Bowl - Games: 238-248-300
  • 300 (Game 1) on January 4 2001 at Palo Alto Bowl - Games: 300-0-0
  • 300 (Game 1) on July 26 1999 at Palo Alto Bowl - Games: 300-208-226


  • 11 in a row (4)

  • March 2 2014 at Black Oak Lanes
  • October 19 2011 at Black Oak Lanes
  • November 1 2002 at
  • November 1 1999 at Palo Alto Bowl


  • Open Championships

    Entering Average: 176 after 27 games



    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.

    IGBO TAD

    ( gms)



    Tournaments

    This average is from Feb 1, 2025 until Feb 1, 2026.