Format
GM
Grunberg, Mark
🇺🇸FIDE 30924200· Male· United States of America· Born in 1960
Follow Mark GrunbergTrack his monthly FIDE ratings, games, tournaments and more.
Mark Grunberg, a 66-year-old American player, is rated 1605 — his current career high. He plays occasionally (8 games in the last 12 months). Recent appearances: 2026 Tulane Classic and 2025 Louisiana State Championship.
Current rating
1605
Standard
Rpd—·Blz—
All-time high
1605
at best
May 2026 · age 66
May 2026 · age 66
Activity
12
games / yr avg. · ≈1/mo
8 past 12 mo · ≈1/mo
classical only
Moderately active
classical only
Moderately active
Signature stat
#144,505
#144,505 · players worldwide · of 216,808
Career timeline
5 entries2026
Crossed 1600
at age 66
May 2026
All-time peak 1605
at age 66
May 2026
2025
Crossed 1500
at age 65
Oct 2025
Crossed 1400
at age 65
Oct 2025
First FIDE rating
1587 · at age 65
Oct 2025
Standard rating history
Last 12 months — activity & highlights
Evolution
+18
1587 → 1605
Tournaments
2
11 games
Score
5.5/ 1150.0%
5W1D5L
Top 1 win
Top 3 losses
Last 12 months — tournaments
2 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Open Swiss | Apr 2026 | 1.5/2 | #18 | 2065 | +18.4 |
Open Swiss | Aug 2025 | 4/2 | #54 | 1065 | 0.0 |
Rankings
/
United States of America
#4,231
out of 5,412 players
Americas
#17,844
in continent
World
#144,493
out of 400,000+
National ranking
Europe & World
Europe
World
United States of America
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World
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