Player record

Mark O'Neil

ID 88115PAMaleInactive

Mark O'Neil's USATT rating is 788.

USATT rating788
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Wins

1

Indexed tournament wins

Losses

10

Indexed tournament losses

Matches

11

Decisive results

Win rate

9.1%

Across indexed matches

Peak rating

788

Highest rating in the available history.

Biggest upset

Matthew Kong

2018 Millcreek Open · Oct 21, 2018 · +15 rating

Open →

Biggest loss

Not enough data

No qualifying loss available.

Most frequent opponent

Bimal Khadka

1 match

Open →

Rating trajectory

Published rating movement across recorded events.

Tournament history

2 tournament appearances · synced Aug 27, 2026, 2:28 AM

DateTournamentRating inRating afterPoints changedRecord
Oct 21, 20182018 Millcreek OpenTournament · View matches778788+10+10 / 01W / 5L
Apr 15, 20122012 Millcreek Giant Round RobinTournament · View matches · Initial rating 778Unrated778—0W / 5L