Format
YW
Yan, Weilun
CM🇿🇦FIDE 14352591· Male· South Africa· Born in 2008
Follow Weilun YanTrack his monthly FIDE ratings, games, tournaments and more.
Weilun Yan, a 18-year-old South African Candidate Master, is rated 2005 — just 12 short of his peak of 2017 (Feb 2026, age 18) and ranked 4th among South African players under 18. He is on a breakout run, having gained +100 Elo over the past 12 months. 46 rated games in the past year (≈37/year long-term). Recent standard appearances include 2025 Mzansi Inter Provincial Team Championships (U18 Open Championship), 16th AFRICAN YOUTH CHESS CHAMPIONSHIP 2025 UNDER 18 OPEN, and 2025 South African Open Chess Championships (Championship). Also played 1 blitz event (including 2025 South African Open Chess Championships (Blitz)) recently. He reached South African #45 in Feb 2026.
Awarded CM in 2026 (age 18). At junior level, he reached #4, #7 and #7 nationally in U18, U16 and U14.
Current rating
2005
Standard
Rpd1747·Blz1862
All-time high
2017
−12 pts below
Feb 2026 · age 18
Feb 2026 · age 18
Activity
39
games / yr avg. · ≈3/mo
39 past 12 mo · ≈3/mo
classical only
Active
classical only
Active
Signature stat
#4
#4 · South African players under 18 · of 307
Career timeline
12 entries2026
Peak South African rank: #45
at age 18 · rated 2017
Feb 2026
4th South African U18 player
at age 18 · rated 2017
Feb 2026
All-time peak 2017
at age 18 · −12 from today
Feb 2026
CM title awardedCM
at age 18
Jan 2026
Crossed 2000
at age 18
Jan 2026
2025
6-month rising streak
+215 Elo
Sep 2025
Standard rating history
Peak
FIDE title
Threshold
First rated
FIDE recal.
Activity & highlights
Top opponent
Evolution
+63
1942 → 2005
Tournaments
4
35 games
Score
20.5/ 3558.6%
18W5D12L
Top 3 wins
Top 3 losses
1.[L]vsDewald Coetsee1,941·2025 Mzansi Inter Provincial Team Championships (U18 Open Championship)·R3·-23.4
Last 12 months — tournaments
4 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Open Swiss | Apr 2026 | 3.5/9 | #22 | 1997 | -12.0 |
Team | Dec 2025 | 5/6 | #3 | 2007 | +16.8 |
Open Swiss | Dec 2025 | 6.5/7 | #11 | 2394 | +42.0 |
Open Swiss | Jun 2025 | 5.5/11 | #21 | 1936 | +14.8 |
Rankings
/
South Africa
#56
out of 1,876 players
Africa
#623
in continent
World
#26,724
out of 400,000+
National ranking
Europe & World
Europe
World
South Africa
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