Wins
20
Indexed tournament wins
Player record
Markwell, Glendale
Losses
22
Indexed tournament losses
Matches
42
Decisive results
Win rate
47.6%
Across indexed matches
Peak rating
1,671
Highest rating in the available history.
Biggest upset
Palumbo, Alfred
Huntsman World Senior Games · Oct 11, 2007 · +77 rating
Open →Biggest loss
Ladd, Gerald (Jerry)
Huntsman World Senior Games · Oct 6, 2011 · -245 rating
Open →Most frequent opponent
Capwell, Avery
2 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
5 tournament appearances · synced Aug 10, 2026, 2:21 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Jun 28, 2014 | 2014 Summer Sooner State GamesTournament · View matches | 1,491 | 1,487 | -4 | 2W / 1L |
| Oct 6, 2011 | Huntsman World Senior GamesTournament · View matches | 1,615 | 1,491 | -124 | 1W / 8L |
| Jun 14, 2008 | Sooner State GamesTournament · View matches | 1,637 | 1,615 | -22+24 / -46 | 6W / 5L |
| Oct 11, 2007 | Huntsman World Senior GamesTournament · View matches | 1,643 | 1,637 | -6 | 5W / 6L |
| Jan 25, 1997 | Sooner State Games Sports FestTournament · View matches · Initial rating 1,671 | Unrated | 1,671 | — | 6W / 2L |
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