Premier peak
USBC bowler profile
William J Mateffy
Honors Legend
11-624955
Bowling since 2013
×11
800 series
×17
300 games
230+ peak
200+ career avg
1K games
10+ honors
Lifetime average
222.41
Lifetime games
2209
Highest average
244
Career honors
28
What this profile flair means
Premier peak aura
The nameplate aura reflects a highest recorded league average of 244.
Honors Legend
Awarded for reaching at least 10 recognized career honors.
Honor pins
Each pin names a recognized honor and shows how many times it was earned.
Milestone marks
These celebrate peak average, career average, recorded games, and accumulated honors separately.
Roster matching
League Finder
Start with one bowling center, then expand across the region. Matches use name, average, gender, game count, and league history when available.
These are evidence-based suggestions, not confirmed identities. Your “likely” or “unlikely” choices last only for this browser tab and are never attached to the profile.
Choose a region and bowling center to begin.
Historical records
League History
USBC records begin in 2013. Sport and challenge conversions are summarized below.
Recent composite averages
2026
House
2025
House
2024
House
2023
House
2023
Challenge
League averages
2025-2026
Dick Pietsch Trio
· W
Apple Open
· W
2024-2025
Apple Open
· W
Dick Pietsch Trio
· W
2023-2024
Apple Open
· W
Dick Pietsch Trio
· W
2022-2023
Apple Open
· W
Average Joes
· W
Fri Morn Eye Openers
· W
St Paul Retail
· W
Challenge
2021-2022
Thursday Nite Thunder
· W
Fri Morn Eye Openers
· W
Twin City Masters
· W
St Paul Retail
· W
Challenge
Scratch Trios
· S
2020-2021
Monday Night Chiefs
· W
Playboy
· W
Thursday Nite Thunder
· W
Twin City Masters
· W
Storm Wednesday Have A Ball
· S
Scratch Trios
· S
Howie Havlish Classic
· W
St Paul Retail
· W
Challenge
Untouchables
· W
2019-2020
Thursday Nite Thunder
· W
Thursday Have A Ball
· S
St Paul Retail
· W
Challenge
Scratch Trios
· S
Twin City Masters
· W
Thursday Nite Special
· W
Country Club Open
· W
PC Presented By Columbia 300
· W
2018-2019
Thursday Nite Special
· W
Country Club Open
· W
PC Presented By Columbia 300
· W
Twin Cities Sport League
· W
Sport
PBA Experience
· S
Challenge
2017-2018
Country Club Open
· W
Thursday Nite Special
· W
Big Boy
· W
PC Presented By Columbia 300
· W
CC Weds Match Play
· S
Challenge
Twin Cities Sport League
· W
Challenge
On Track Challenge
· S
Sport
2016-2017
PC Presented By Columbia 300
· W
Big Boy
· W
Country Club Open
· W
Wednesday Night Classic
· W
Thursday Nite Special
· W
CC Weds Match Play
· S
Challenge
2015-2016
Country Club Open
· W
Thursday Nite Special
· W
PC Presented By Columbia 300
· W
Twin Cities Sport League
· W
Sport
CC Weds Match Play
· S
2014-2015
CC Weds Match Play
· S
PC Presented By Columbia 300
· W
Thursday Nite Special
· W
Twin Cities Sport League
· W
Sport
2013-2014
CC Jrs-Winter
· W
Country Club Strikers
· W
CC Weds Match Play
· S
CC Weds Match Play
· S
2012-2013
Country Club Strikers
· W
Sport conversions
197→226
200→228
203→231
209→236
Challenge conversions
189→204
190→205
204→218
209→223
214→227
222→235
242→253
USBC standing
Memberships
Twin Cities USBC
Most recent
Twin Cities USBC
Past
Twin Cities USBC
Past
Twin Cities USBC
Past
Twin Cities USBC
Past
Twin Cities USBC
Past
Minneapolis USBC
Past
St Paul USBC
Past
Minneapolis USBC
Past
Mankato Area USBC
Past
Minneapolis USBC
Past
St Paul USBC
Past
USBC HQ
Past
Mankato Area USBC
Past
Minneapolis USBC
Past
USBC HQ
Past
Minneapolis USBC
Past
Minneapolis USBC
Past
Minneapolis USBC
Past
USBC HQ
Past
Minneapolis USBC
Past
Minneapolis USBC
Past
Career milestones
Honors
0900 series
11800 series
17300 games
011 in a row
800 series
846 series · Texa-Tonka Lanes
813 series · Sun Ray Lanes
801 series · Concord Lanes
807 series · Texa-Tonka Lanes
848 series · Sun Ray Lanes
814 series · Flaherty's Bowl
810 series · Sun Ray Lanes
800 series · Texa-Tonka Lanes
803 series · Texa-Tonka Lanes
817 series · Country Club Lanes
814 series · Country Club Lanes
300 games
Perfect game · National Bowling Stadium
Perfect game · National Bowling Stadium
Perfect game · Bogart's Entertainment
Perfect game · Bogart's Entertainment
Perfect game · Texa-Tonka Lanes
Perfect game · Texa-Tonka Lanes
Perfect game · Texa-Tonka Lanes
Perfect game · Flaherty's Bowl
Perfect game · Concord Lanes
Perfect game · Sun Ray Lanes
Perfect game · Texa-Tonka Lanes
Perfect game · Country Club Lanes
Perfect game · Texa-Tonka Lanes
Perfect game · Country Club Lanes
Perfect game · Bowlero Lakeville
Perfect game · Country Club Lanes
Perfect game · Victory Bowl
Tournament history
Open Championships
Entering average
193
The Open Championships average uses the most recent 27 games bowled from 2016 through 2025. Search historical championship scores.