Format
DO
Declerck, Olivier
🇧🇪FIDE 270083· Male· Belgium· Born in 1991
Follow Olivier DeclerckTrack his monthly FIDE ratings, games, tournaments and more.
Olivier Declerck, a 35-year-old Belgian player, is rated 1771 — his current career high. He is progressing steadily with +44 Elo over the past 12 months. 36 rated games in the past year (≈16/year long-term). Recent standard appearances include Brussels Spring Competition 2026 Rounds 1-2, CEWB - Open de printemps 2026 Ronde 7, and Brussels Open Winter 2026 Round 11. Also played 1 rapid (including Paul Marcus Memorial FIDE Grand Rapid 2026) and 2 blitz events (including Blitz Mattheys 2025) recently.
Current rating
1771
Standard
Rpd1679·Blz1745
All-time high
1771
at best
Jun 2026 · age 35
Jun 2026 · age 35
Activity
16
games / yr avg. · ≈1/mo
36 past 12 mo · ≈3/mo
classical only
Moderately active
classical only
Moderately active
Signature stat
#85,529
#85,529 · players worldwide · of 218,279
Career timeline
8 entries2026
All-time peak 1771
at age 35
Jun 2026
2024
Best 12-month gain (+251 Elo)
1484 → 1735
May 2024
Crossed 1600
at age 33
Mar 2024
2023
K-factor lowered to 20
at age 32
Oct 2023
Re-crossed 1500
at age 32
Jun 2023
2022
Crossed 1500
at age 31
Apr 2022
Standard rating history
Peak
FIDE title
Threshold
First rated
FIDE recal.
Activity & highlights
Evolution
+44
1727 → 1771
Tournaments
25
45 games
Score
25.5/ 4556.7%
24W5D16L
Top 3 wins
Top 3 losses
Last 12 months — tournaments
18 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Open Swiss | Jun 2026 | 3/4 | #7 | 1900 | +13.4 |
Open Swiss | May 2026 | 1.5/2 | #24 | 1817 | +3.4 |
Open Swiss | Apr 2026 | 1/1 | #3 | 2465 | +7.6 |
Open Swiss | Apr 2026 | 1/1 | #22 | 2391 | +5.6 |
Open Swiss | Apr 2026 | 0/1 | #20 | 1347 | -1.6 |
Open Swiss | Mar 2026 | 0.5/1 | #32 | 1816 | +2.4 |
Open Swiss | Mar 2026 | 0.5/1 | #17 | 2009 | +6.6 |
Open Swiss | Mar 2026 | 0/1 | #22 | 1369 | -1.6 |
Open Swiss | Mar 2026 | 1/1 | #4 | 2620 | +12.4 |
Open Swiss | Mar 2026 | 0.5/1 | #9 | 1734 | 0.0 |
Worst Elo result: Festival de Tournois Classiques d'Hiver 26 du LMC - Ferme C (-31.6 Elo, finished #6).
Rankings
/
Belgium
#1,341
out of 3,338 players
Europe
#61,483
in continent
World
#85,527
out of 400,000+
National ranking
Europe & World
Europe
World
Belgium
| 1 | 🇧🇪Follow Daniel DardhaTrack their monthly FIDE ratings, games, tournaments and more. | 2,587 |
| 2 | 🇧🇪Follow Mikhail GurevichTrack their monthly FIDE ratings, games, tournaments and more. | 2,554 |
| 3 | 🇧🇪Follow Tanguy RingoirTrack their monthly FIDE ratings, games, tournaments and more. | 2,529 |
| 4 | 🇧🇪Follow Sim MaerevoetTrack their monthly FIDE ratings, games, tournaments and more. | 2,471 |
| 5 | 🇧🇪Follow Elias RuzhanskyTrack their monthly FIDE ratings, games, tournaments and more. | 2,442 |
| 6 | 🇧🇪Follow Igor GlekTrack their monthly FIDE ratings, games, tournaments and more. | 2,413 |
| 7 | 🇧🇪Follow Maxime HauchampsTrack their monthly FIDE ratings, games, tournaments and more. | 2,408 |
| 8 | 🇧🇪Follow Steven GeirnaertTrack their monthly FIDE ratings, games, tournaments and more. | 2,406 |
| 9 | 🇧🇪Follow Todor TodorovTrack their monthly FIDE ratings, games, tournaments and more. | 2,402 |
| 10 | 🇧🇪Follow Thibaut VandenbusscheTrack their monthly FIDE ratings, games, tournaments and more. | 2,397 |
| ... | ||
| 1341 | 1,771 | |
Europe
| 1 | 🇳🇴Follow Magnus CarlsenTrack their monthly FIDE ratings, games, tournaments and more. | 2,841 |
| 2 | 🇩🇪Follow Vincent KeymerTrack their monthly FIDE ratings, games, tournaments and more. | 2,767 |
| 3 | 🇳🇱Follow Anish GiriTrack their monthly FIDE ratings, games, tournaments and more. | 2,764 |
| 4 | 🇫🇷Follow Alireza FirouzjaTrack their monthly FIDE ratings, games, tournaments and more. | 2,744 |
| 5 | 🇵🇱Follow Jan-Krzysztof DudaTrack their monthly FIDE ratings, games, tournaments and more. | 2,739 |
| 6 | 🇭🇺Follow Richard RapportTrack their monthly FIDE ratings, games, tournaments and more. | 2,729 |
| 7 | 🇳🇱Follow Jorden Van ForeestTrack their monthly FIDE ratings, games, tournaments and more. | 2,728 |
| 8 | 🇫🇷Follow Maxime Vachier-LagraveTrack their monthly FIDE ratings, games, tournaments and more. | 2,721 |
| 9 | 🇦🇿Follow Shakhriyar MamedyarovTrack their monthly FIDE ratings, games, tournaments and more. | 2,717 |
| 10 | 🇹🇷Follow Yagiz Kaan ErdogmusTrack their monthly FIDE ratings, games, tournaments and more. | 2,713 |
| ... | ||
| 61483 | 1,771 | |
World
| 1 | 🇳🇴Follow Magnus CarlsenTrack their monthly FIDE ratings, games, tournaments and more. | 2,841 |
| 2 | 🇺🇸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. | 2,792 |
| 4 | 🇺🇿Follow Nodirbek AbdusattorovTrack their monthly FIDE ratings, games, tournaments and more. | 2,777 |
| 4 | 🇺🇿Follow Javokhir SindarovTrack their monthly FIDE ratings, games, tournaments and more. | 2,777 |
| 6 | 🇩🇪Follow Vincent KeymerTrack their monthly FIDE ratings, games, tournaments and more. | 2,767 |
| 7 | 🇳🇱Follow Anish GiriTrack their monthly FIDE ratings, games, tournaments and more. | 2,764 |
| 8 | 🇮🇳Follow Erigaisi ArjunTrack their monthly FIDE ratings, games, tournaments and more. | 2,761 |
| 9 | 🇺🇸Follow Wesley SoTrack their monthly FIDE ratings, games, tournaments and more. | 2,753 |
| 9 | 🇨🇳Follow Yi WeiTrack their monthly FIDE ratings, games, tournaments and more. | 2,753 |
| ... | ||
| 85527 | 1,771 | |