Format
CJ
Castiau, Julien
🇧🇪FIDE 213390· Male· Belgium· Born in 1980
Follow Julien CastiauTrack his monthly FIDE ratings, games, tournaments and more.
Julien Castiau, a 46-year-old Belgian player, is rated 1556. He has slipped back 55 Elo over the past 12 months. 58 rated games in the past year (≈30/year long-term). Recent standard appearances include Brussels Spring Competition 2026 Rounds 1-2, Open King Attacks 2026 Ronde 9, and CREB Tournoi de Paques 2026 Rondes 4-7. Also played 2 rapid (including 18th Memorial Jose & Hilda Tonoli 2025 - Belgian Rapid Championship 2025) and 1 blitz events (including Blitz Mattheys 2025) recently. His peak of 1758 was reached at age 30 (Nov 2010).
Current rating
1556
Standard
Rpd1641·Blz1683
All-time high
1758
−202 pts below
Nov 2010 · age 30
Nov 2010 · age 30
Activity
50
games / yr avg. · ≈4/mo
54 past 12 mo · ≈5/mo
classical only
Active
classical only
Active
Signature stat
#163,974
#163,974 · players worldwide · of 218,279
Career timeline
15 entries2024
Best 12-month gain (+312 Elo)
1386 → 1698
Mar 2024
Re-crossed 1600
at age 44
Mar 2024
Re-crossed 1500
at age 44
Mar 2024
2023
6-month rising streak
+87 Elo
Aug 2023
Re-crossed 1400
at age 43
Apr 2023
2020
Re-crossed 1400
at age 40
Dec 2020
Standard rating history
Peak
FIDE title
Threshold
First rated
COVID-19
FIDE recal.
Activity & highlights
Evolution
-28
1584 → 1556
Tournaments
41
75 games
Score
22/ 7529.3%
28W8D39L
Top 3 wins
Top 3 losses
Last 12 months — tournaments
20 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Open Swiss | May 2026 | 1/3 | #50 | 1625 | +6.0 |
Open Swiss | May 2026 | 1/1 | #4 | 2419 | +12.2 |
Open Swiss | Apr 2026 | 1/1 | #90 | 2446 | -6.6 |
Swiss | Apr 2026 | 0.5/1 | #10 | 2004 | +8.4 |
Open Swiss | Apr 2026 | 2/1 | #25 | 2223 | +7.2 |
Swiss | Apr 2026 | 0/1 | #10 | 859 | -6.4 |
Open Swiss | Mar 2026 | 1/1 | #4 | 2452 | +12.8 |
Team | Mar 2026 | 0/1 | #1022 | 700 | -11.0 |
Team | Mar 2026 | 0/1 | #1066 | 726 | -10.2 |
Open Swiss | Mar 2026 | 1/1 | #13 | 2218 | +6.8 |
Most-Played Opponents
vsFernand Simon
🇧🇪BEL
+9 −1 =2
12 games·last met Dec 2025
View head-to-head →
vsSimonne Peeters
🇧🇪BEL·1664
+0 −7 =4
11 games·last met Aug 2023
View head-to-head →
vsNicolae Atanasiu
🇧🇪BEL·1822
+0 −6 =5
11 games·last met May 2023
View head-to-head →
vsPhilippe Lombart
🇧🇪BEL·1830
+1 −8 =2
11 games·last met Aug 2022
View head-to-head →
vsMohamed Mechkor
🇧🇪BEL·1808
+2 −7 =1
10 games·last met May 2026
View head-to-head →
Rankings
/
Belgium
#2,555
out of 3,338 players
Europe
#107,066
in continent
World
#163,955
out of 400,000+
National ranking
Europe & World
Europe
World
Belgium
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| 2555 | 1,556 | |
Europe
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| 107066 | 1,556 | |
World
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| 163955 | 1,556 | |