Format
BM
Biernacki, Mark
🇺🇸FIDE 2082322· Male· United States of America· Born in 1997
Follow Mark BiernackiTrack his monthly FIDE ratings, games, tournaments and more.
Mark Biernacki, a 29-year-old American player, is rated 1974. He plays occasionally (1 game in the last 12 months) and took a 13-month break between Oct 2024 and Dec 2025. Recent appearance: CCC Tuesday Night Action 125. His peak of 2014 was reached at age 21 (Feb 2018).
At junior level, he reached #57 nationally in U20.
Current rating
1974
Standard
Rpd1999·Blz1997
All-time high
2014
−40 pts below
Feb 2018 · age 21
Feb 2018 · age 21
Activity
2
games / yr avg.
1 past 12 mo
classical only
Occasional
classical only
Occasional
Signature stat
#31,871
#31,871 · players worldwide · of 216,808
Career timeline
11 entries2024
Inactive for 13 months
paused at 1978 → returned at 1974
Oct 2024
100 career games
at age 27
Oct 2024
2020
Best 12-month gain (+75 Elo)
1837 → 1912
Feb 2020
2019
K-factor lowered to 20
at age 22
Jan 2019
2018
Re-crossed 2000
at age 21
Feb 2018
All-time peak 2014
at age 21 · −40 from today
Feb 2018
Standard rating history
Last 12 months — activity & highlights
Evolution
-4
1978 → 1974
Tournaments
1
1 games
Score
0/ 10.0%
0W0D1L
Top wins
No standard wins or draws in the last 12 months.
Top 1 loss
Last 12 months — tournaments
1 event| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Swiss | Nov 2025 | 0/1 | #49 | 1440 | -3.6 |
Rankings
/
United States of America
#882
out of 5,412 players
Americas
#3,388
in continent
World
#31,871
out of 400,000+
National ranking
Europe & World
Europe
World
United States of America
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