Scratch peak
USBC bowler profile
Mark Zamkoff
Proven Competitor
9395-25913
Bowling since 2015
200+ peak
180+ career avg
1K games
Lifetime average
189.14
Lifetime games
1299
Highest average
201
Career honors
0
What this profile flair means
Scratch peak aura
The nameplate aura reflects a highest recorded league average of 201.
Proven Competitor
Awarded for at least 1,000 recorded league games.
Honor pins
Pins appear after a recognized 300 game, 800 or 900 series, or 11-in-a-row award.
Milestone marks
These celebrate peak average, career average, recorded games, and accumulated honors separately.
Historical records
League History
USBC records begin in 2015. Sport and challenge conversions are summarized below.
Recent composite averages
Year2026
Type
House
Average193
Games147
Year2025
Type
House
Average193
Games144
Year2024
Type
House
Average196
Games126
League averages
2026-2027
League
Wed Night UHGC
SeasonW
Average & games
2025-2026
League
Wed Night Spare Pair
SeasonW
Average194
Games105
League
Monday Summer Trios
SeasonS
Average190
Games42
2024-2025
League
Wed Night Spare Pair
SeasonW
Average194
Games102
League
Monday Summer Trios
SeasonS
Average191
Games42
Show earlier league averages Hide earlier league averages
2023-2024
League
Wed Night Spare Pair
SeasonW
Average197
Games87
League
Monday Summer Trios
SeasonS
Average196
Games39
2022-2023
League
Wed Night Spare Pair
SeasonW
Average196
Games98
League
Monday Summer Trios
SeasonS
Average192
Games42
2021-2022
League
Wed Night Mixed
SeasonW
Average201
Games90
League
Monday Summer Trios
SeasonS
Average190
Games42
2020-2021
League
Monday Summer Trios
SeasonS
Average194
Games30
2018-2019
League
Marlboro Men's
SeasonW
Average195
Games99
League
Monday Summer Trios
SeasonS
Average173
Games33
2017-2018
League
Monday Summer Trios
SeasonS
Average187
Games33
League
Monday Men
SeasonW
Average179
Games93
2016-2017
League
Marlboro Men's
SeasonW
Average196
Games96
League
Monday Summer Trios
SeasonS
Average186
Games33
League
Monday Men
SeasonW
Average172
Games12
League
PBA Experience
Sport
SeasonS
Average165
Games5
2015-2016
League
Marlboro Men's
SeasonW
Average195
Games96
League
Monday Summer Trios
SeasonS
Average191
Games39
League
PBA Experience
Sport
SeasonS
Average148
Games5
2014-2015
League
Monday Summer Trios
SeasonS
Average181
Games36
Sport conversions
148→169
165→191
USBC standing
Memberships
AssociationMonmouth County USBC
StatusCurrent
From2026-08-01
Through2027-07-31
AssociationMonmouth County USBC
StatusPast
From2025-08-01
Through2026-07-31
AssociationMonmouth County USBC
StatusPast
From2024-08-01
Through2025-07-31
AssociationMonmouth County USBC
StatusPast
From2023-08-01
Through2024-07-31
AssociationMonmouth County USBC
StatusPast
From2022-08-01
Through2023-07-31
Show earlier memberships Hide earlier memberships
AssociationMonmouth County USBC
StatusPast
From2021-08-01
Through2022-07-31
AssociationMonmouth County USBC
StatusPast
From2020-08-01
Through2021-07-31
AssociationMonmouth County USBC
StatusPast
From2018-08-01
Through2019-07-31
AssociationMonmouth County USBC
StatusPast
From2017-08-01
Through2018-07-31
AssociationMonmouth County USBC
StatusPast
From2016-08-01
Through2017-07-31
AssociationMonmouth County USBC
StatusPast
From2015-08-01
Through2016-07-31
AssociationMonmouth County USBC
StatusPast
From2014-08-01
Through2015-07-31
Career milestones
Honors
0900 series
0800 series
0300 games
011 in a row
Tournament history
Open Championships
Adjusted entering average
170
How it was calculated
The highest sport-adjusted average from the last three bowling seasons is used until 27 Open Championship games are available.
2023/24197 → 170
Your Open Championships average is calculated from your 27 most recent games bowled between 2018 and 2026.
Search historical Open Championships scores.