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Mark DeDona

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USA · 22 yrs · K=20 · Peak 2039 (Jul 2026)

Best performance: 2308 at Marshall Masters 39(Best of 2024)

World #=15207 live, down 84#15,123 publishedUnited States #=203

NOV26 Rating

2015

Live Rating

2015.0

Change

0.0

Games Played

0

How live ratings are calculated

Rating History · Rapid

Loading chart…
Official rapid rating by month
ListRatingChange
Nov 202620150
Oct 202620150
Sep 20262015-24
Aug 202620390
Jul 20262039+51
Jun 202619880
May 202619880
Apr 202619880
Mar 202619880
Feb 202619880
Jan 20261988+9
Dec 202519790

Rapid games since the November list

No rated rapid games this rating periodsince the NOV26 list (Nov 1, 2026)

Last playedScore
Marshall Masters 2026 | AugustAug 18TPR 18251/4

The live rating moves only when new rated games are played. Until then it matches the published rating.

Event timeline · Rapid

2 of 14 events · All years

Events before the current rating period show the performance, not a rating change.

Live events show the rating change; earlier events show the performance rating.

Rated near Mark DeDona · Rapid

World

  1. #=15207Miroslav Suchanek2015.0
  2. #=15207Oldrich Kastner2015.0
  3. #=15207Mark DeDona2015.0
  4. #=15207Daniel Hadzala2015.0
  5. #=15207Jan Rusnak2015.0

United States

  1. #202Vishnusankar Jonnalagadda2021.0
  2. #=203Eli Chang2015.0
  3. #=203Mark DeDona2015.0
  4. #=203Winsley Wu2015.0
  5. #=206Mark Biernacki2013.0

Live ratings projected from the NOV26 published list · Not affiliated with FIDE