Format
DM
DeDona, Mark
🇺🇸FIDE 30920256· Male· United States of America· Born in 2004
Follow Mark DeDonaTrack his monthly FIDE ratings, games, tournaments and more.
Mark Dedona, a 22-year-old American player, is rated 1997. He is on a steady climb with +59 Elo over the past 12 months. 42 rated games in the past year (≈26/year long-term). Recent standard appearances include 2026 March NYCNorms FIDE Swiss - Experts, 109th Edward Lasker Memorial - Marshall Chess Club Championship, and 14th Annual Hartford Open - Major. Also played 3 rapid (including Marshall Masters 49) and 6 blitz events (including Marshall FIDE Blitz 68) recently. His peak of 2028 was reached at age 21 (Aug 2025).
At junior level, he reached #88, #61, #55 and #60 nationally in U20, U18, U16 and U14.
Current rating
1997
Standard
Rpd1988·Blz2038
All-time high
2028
−31 pts below
Aug 2025 · age 21
Aug 2025 · age 21
Activity
37
games / yr avg. · ≈3/mo
42 past 12 mo · ≈4/mo
classical only
Active
classical only
Active
Signature stat
#27,973
#27,973 · players worldwide · of 216,808
Career timeline
17 entries2025
All-time peak 2028
at age 21 · −31 from today
Aug 2025
Crossed 2000
at age 21
Jul 2025
2024
88th American U20 player
at age 20 · rated 1919
Oct 2024
Best 12-month gain (+206 Elo)
1707 → 1913
Jun 2024
Re-crossed 1800
at age 20
Feb 2024
2023
K-factor lowered to 20
at age 19
Jan 2023
Standard rating history
Last 12 months — activity & highlights
Evolution
+59
1938 → 1997
Tournaments
11
42 games
Score
25.5/ 4260.7%
17W17D8L
Top 3 wins
Top 3 losses
1.[L]vsVincent Zhiwen Yu1,868·109th Edward Lasker Memorial - Marshall Chess Club Championship·R5·-13.3
Last 12 months — tournaments
top 10 of 11| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Swiss | Mar 2026 | 3/4 | #5 | 2064 | +7.8 |
Open Swiss | Dec 2025 | 2.5/6 | #60 | 1918 | -14.6 |
Open Swiss | Oct 2025 | 1.5/3 | #30 | 1849 | -12.8 |
Open Swiss | Aug 2025 | 3/5 | #38 | 1943 | -10.6 |
Swiss | Jun 2025 | 2/2 | #4 | 2757 | +21.2 |
Rankings
/
United States of America
#776
out of 5,412 players
Americas
#2,931
in continent
World
#27,973
out of 400,000+
National ranking
Europe & World
Europe
World
United States of America
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| 776 | 1,997 | |
Americas
| 1 | 🇺🇸Follow Hikaru NakamuraTrack their monthly FIDE ratings, games, tournaments and more. | 2,792 |
| 2 | 🇺🇸Follow Fabiano CaruanaTrack their monthly FIDE ratings, games, tournaments and more. | 2,788 |
| 3 | 🇺🇸Follow Wesley SoTrack their monthly FIDE ratings, games, tournaments and more. | 2,754 |
| 4 | 🇺🇸Follow Leinier Dominguez PerezTrack their monthly FIDE ratings, games, tournaments and more. | 2,732 |
| 5 | 🇺🇸Follow Hans Moke NiemannTrack their monthly FIDE ratings, games, tournaments and more. | 2,728 |
| 6 | 🇺🇸Follow Levon AronianTrack their monthly FIDE ratings, games, tournaments and more. | 2,724 |
| 7 | 🇺🇸Follow Awonder LiangTrack their monthly FIDE ratings, games, tournaments and more. | 2,718 |
| 8 | 🇺🇸Follow Samuel SevianTrack their monthly FIDE ratings, games, tournaments and more. | 2,696 |
| 9 | 🇺🇸Follow Jeffery XiongTrack their monthly FIDE ratings, games, tournaments and more. | 2,656 |
| 10 | 🇺🇸Follow Ray RobsonTrack their monthly FIDE ratings, games, tournaments and more. | 2,653 |
| ... | ||
| 2931 | 1,997 | |
World
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| 9 | 🇺🇸Follow Wesley SoTrack their monthly FIDE ratings, games, tournaments and more. | 2,754 |
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| ... | ||
| 27973 | 1,997 | |