Competitive peak
USBC bowler profile
Katelyn Nguyen
League Competitor
11-585709
Bowling since 2013
180+ peak
160+ career avg
500 games
Lifetime average
161.4
Lifetime games
699
Highest average
186
Career honors
0
What this profile flair means
Competitive peak aura
The nameplate aura reflects a highest recorded league average of 186.
League Competitor
The starting title for a bowler with recorded league history.
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 2013. Sport and challenge conversions are summarized below.
Recent composite averages
2026
House
2025
House
2020
House
2019
House
2019
Sport
League averages
2025-2026
Sleepyheads
· W
2024-2025
Sleepyheads
· W
2019-2020
CFB - Jr Scratch 2019-20
· W
2018-2019
CFB Jr. Scratch
· W
Jr/Adult PBA S19
· S
Sport
2017-2018
CFB Junior Scratch
· W
CFB Jr Adult PBA
· S
2016-2017
4th Street Bowl Juniors
· W
2015-2016
4th Street Bowl Juniors
· W
2014-2015
4th street Juniors
· W
2013-2014
4th Street Bowl Juniors
· W
2012-2013
4th Street Juniors - 4th Street Bowl
· W
Sport conversions
161→186
USBC standing
Memberships
Santa Clara County USBC
Most recent
Santa Clara County USBC
Past
Alameda County USBC
Past
USBC HQ
Past
Alameda County USBC
Past
Alameda County USBC
Past
Nor-Cal USBC Youth
Past
Nor-Cal USBC Youth
Past
Nor-Cal USBC Youth
Past
Nor-Cal USBC Youth
Past
Nor-Cal USBC Youth
Past
Nor-Cal USBC Youth
Past
Career milestones
Honors
0900 series
0800 series
0300 games
011 in a row
Tournament history
Open Championships
Adjusted entering average
155
How it was calculated
The highest sport-adjusted average from the last three bowling seasons is used until 27 Open Championship games are available.
2025/26179 → 155
The Open Championships average uses the most recent 27 games bowled from 2016 through 2025. Search historical championship scores.