Leagues

    USBC has data for John C Cosper starting from 2004.
    Sport/Challenge average conversions are located at the bottom of the page.

    Recent Composite Averages

    2016: 192 over 84 games (Sport)
    2015: 199 over 69 games (Sport)
    2015: 186 over 27 games (House)
    2014: 204 over 46 games (Challenge)
    2014: 194 over 3 games (House)

    League Averages

    2015-2016

  • PBA Experience - 2 (W) - 195 over 20 games
    PBA Experience (W) - 191 over 64 games

    2014-2015

  • Coconut Classic (W) - 199 over 69 games
    Attitude Adjustments (W) - 196 over 3 games
    Wayne's World Sport (W) - 184 over 24 games

    2013-2014

  • Open Doubles (S) - 204 over 46 games
    Wayne's World Sport (W) - 194 over 17 games
    Sunset Match Club (W) - 194 over 3 games
    Coconut Classic (W) - 188 over 24 games

    2012-2013

  • 595 Scratch (S) - 225 over 4 games
    Waynes World Sport (W) - 221 over 3 games
    Coconut Classic (W) - 201 over 84 games
    Open Doubles (S) - 194 over 52 games
    Sunset Match Club (W) - 194 over 18 games
    High Desert Premier (W) - 187 over 3 games

    2011-2012

  • Wayne's World (W) - data not found
    High Desert Premier Scratch (W) - 197 over 84 games
    Coconut Classic (W) - 197 over 84 games
    Open Doubles (S) - 196 over 48 games

    2010-2011

  • 810 Classic (W) - data not found
    615 Trio (W) - data not found
    Wayne's World PBA (W) - 226 over 15 games
    Coconut Classic (W) - 208 over 81 games

    2009-2010

  • 820 Classic (W) - data not found
    Coconut Classic (W) - 205 over 75 games
    Open Doubles (S) - 189 over 48 games

    2008-2009

  • Sierra Strikeline Classic (W) - data not found
    Coconut Classic (W) - 200 over 84 games
    Open Doubles (S) - 196 over 36 games
    595 Scratch (S) - 24 over 233 games

    2007-2008

  • Sierra Strikeline Classic (W) - data not found
    Coconut Classic (W) - 228 over 75 games
    Pinnocchio 625 Trio (W) - 218 over 93 games

    2006-2007

  • Summer Hot Shots (S) - data not found
    Sierra League (W) - 214 over 87 games
    Coconut Classic (W) - 202 over 15 games
    Sierra Strikeline Classic (W) - 202 over 84 games

    2005-2006

  • Open Doubles (S) - data not found
    1000 Classic (W) - 202 over 36 games
    615 Trio (W) - 197 over 3 games
    Monterey City Mens (W) - 194 over 9 games

    2004-2005

  • Scratch Trio (S) - data not found
    Chi's Mixers (W) - 206 over 84 games
    Monterey City Mens (W) - 193 over 75 games

    2003-2004

  • Cheryl's Jubilee (S) - data not found
    Jubilee (S) - data not found
    Chukchansi Casino (S) - data not found
    Monday Mixers (W) - 191 over 92 games

    Sport Conversions

    188 -> 217
    191 -> 220
    194 -> 223
    195 -> 224

    Challenge Conversions

    204 -> 218

Memberships

    John C Cosper does not have an active USBC membership at this time.

    Most Recent:

    San Diego USBC - 2015-08-01 - 2016-07-31

    Past:

    Gr Reno Sparks USBC - 2014-08-01 - 2015-07-31
    Gr Reno Sparks USBC - 2013-08-01 - 2014-07-31
    Gr Reno Sparks USBC - 2012-08-01 - 2013-07-31
    Gr Reno Sparks USBC - 2011-08-01 - 2012-07-31
    Gr Reno Sparks USBC - 2010-08-01 - 2011-07-31
    Gr Reno Sparks USBC - 2009-08-01 - 2010-07-31
    Gr Reno Sparks USBC - 2008-08-01 - 2009-07-31
    Gr Reno Sparks USBC - 2007-08-01 - 2008-07-31
    Gr Reno Sparks USBC - 2006-08-01 - 2007-07-31
    Gr Reno Sparks USBC - 2005-08-01 - 2006-07-31
    Monterey BA - 2005-08-01 - 2006-07-31
    Monterey BA - 2004-03-15 - 2005-07-31
    Monterey BA - 2003-08-01 - 2004-07-31
    Sacramento BA - 1999-03-15 - 2000-07-31

Honors

800 series (2)

  • 813 on August 22 1994 at Country Club Lanes - Games: 257-267-289
  • 806 on March 17 1990 at Cordova Lanes - Games: 289-258-259


  • 300 games (11)

  • 300 (Game 3) on March 5 2011 at GSR Bowling Center - Games: 0-0-300
  • 300 (Game 3) on November 26 2010 at Coconut Bowl - Games: 0-0-300
  • 300 (Game 3) on June 21 2008 at Yosemite Lanes - Games: 233-222-300
  • 300 (Game 3) on April 1 2008 at Coconut Bowl - Games: 0-0-300
  • 300 (Game 3) on October 1 2007 at High Sierra Lanes - Games: 0-0-300
  • 300 (Game 1) on January 4 2005 at Monterey Lanes - Games: 300-168-206
  • 300 (Game 2) on November 7 1994 at Country Club Lanes - Games: 203-300-219
  • 300 (Game 2) on April 10 1994 at Cordova Lanes - Games: 248-300-181
  • 300 (Game 1) on April 2 1991 at Bowlero North Sacramento - Games: 300-202-253
  • 300 (Game 1) on August 5 1989 at FLB Entertainment Center - Games: 300-0-0
  • 300 (Game 2) on October 29 1988 at Cordova Lanes - Games: 237-300-212


  • 11 in a row (5)

  • December 18 2007 at Coconut Bowl
  • November 20 2007 at Coconut Bowl
  • May 18 1994 at Country Club Lanes
  • July 2 1991 at Steve Cook's Fireside Lanes
  • April 15 1989 at Cordova Lanes


  • Open Championships

    Entering Average: 220

    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 0 games out of the required 27.

    The Math

    Highest league is from:
    245 (standard) -> 220 (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.