Format
MT
Mastny, Theodor
🇨🇿FIDE 23703873· Male· Czech Republic· Born in 2004
Follow Theodor MastnyTrack his monthly FIDE ratings, games, tournaments and more.
Theodor Mastny, a 22-year-old Czech player, is rated 1747 — his current career high. He plays occasionally (2 games in the last 12 months) and took a 33-month break between Apr 2022 and Feb 2025. Recent appearance: SSPK - Krajsky prebor I 2025-2026 r9-10.
At junior level, he reached #100, #88 and #66 nationally in U16, U14 and U12.
Current rating
1747
Standard
Rpd1686·Blz—
All-time high
1747
at best
Apr 2026 · age 22
Apr 2026 · age 22
Activity
1
games / yr avg.
2 past 12 mo
classical only
Occasional
classical only
Occasional
Signature stat
#93,554
#93,554 · players worldwide · of 218,279
Career timeline
14 entries2026
All-time peak 1747
at age 22
Apr 2026
2025
Best 12-month gain (+170 Elo)
1566 → 1736
Feb 2025
2024
Crossed 1600
at age 20
Mar 2024
2023
K-factor lowered to 20
at age 19
Jan 2023
2022
Inactive for 33 months
paused at 1566 → returned at 1736
Apr 2022
2020
100th Czech U16 player
at age 16 · rated 1572
Oct 2020
Standard rating history
Peak
FIDE title
Threshold
First rated
Inactive period
COVID-19
FIDE recal.
Activity & highlights
Evolution
+17
1730 → 1747
Tournaments
2
3 games
Score
1.5/ 350.0%
2W1D0L
Top 2 wins
Top losses
Undefeated in the last 12 months.
Last 12 months — tournaments
2 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Team | Mar 2026 | 1/1 | #30 | 2645 | +13.0 |
Team | Feb 2026 | 0.5/1 | #73 | 1880 | +4.0 |
Rankings
/
Czech Republic
#3,700
out of 6,361 players
Europe
#66,768
in continent
World
#93,552
out of 400,000+
National ranking
Europe & World
Europe
World
Czech Republic
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