Format
OG
Oberholster, Guilliaume Albe
🇿🇦FIDE 14397471· Male· South Africa· Born in 2008
Follow Guilliaume Albe OberholsterTrack his monthly FIDE ratings, games, tournaments and more.
Guilliaume Albe Oberholster, a 18-year-old South African player, is rated 1515. He plays occasionally (3 games in the last 12 months). Recent appearances: 2026 Northern Cape Open Chess Championship (B) and Spartan Bishops Inter-Regional Chess Championships 2025 Elite (U18). His peak of 1564 was reached at age 17 (Jan 2025).
At junior level, he reached #100 nationally in U18.
Current rating
1515
Standard
Rpd—·Blz—
All-time high
1564
−49 pts below
Jan 2025 · age 17
Jan 2025 · age 17
Activity
6
games / yr avg. · ≈1/mo
3 past 12 mo
classical only
Occasional
classical only
Occasional
Signature stat
#178,971
#178,971 · players worldwide · of 216,808
Career timeline
6 entries2025
100th South African U18 player
at age 17 · rated 1564
Jan 2025
Crossed 1500
at age 17
Jan 2025
Crossed 1400
at age 17
Jan 2025
Crossed 1200
at age 17
Jan 2025
All-time peak 1564
at age 17 · −49 from today
Jan 2025
First FIDE rating
1564 · at age 17
Jan 2025
Standard rating history
Last 12 months — activity & highlights
Evolution
-34
1549 → 1515
Tournaments
2
12 games
Score
6.5/ 1254.2%
6W1D5L
Top wins
No noteworthy wins (no Elo gained on any game).
Top 3 losses
3.[L]vsOnalenna Seleko1,658·Spartan Bishops Inter-Regional Chess Championships 2025 Elite (U18)·R2·-13.9
Last 12 months — tournaments
2 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Swiss | Apr 2026 | 3.5/2 | #28 | 2400 | -34.4 |
Swiss | May 2025 | 3/1 | #16 | 2458 | -14.8 |
Rankings
/
South Africa
#1,319
out of 1,842 players
Africa
#7,512
in continent
World
#178,927
out of 400,000+
National ranking
Europe & World
Europe
World
South Africa
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