Format
SF
Sieber, Fiona
WGM🇩🇪FIDE 12902373· Female· Germany· Born in 2000
Follow Fiona SieberTrack her monthly FIDE ratings, games, tournaments and more.
Fiona Sieber, a 26-year-old German Woman Grandmaster, is rated 2224 and ranked 14th among German women, and in the top 3% worldwide. She has held steady between 2200 and 2250 for 9 months. 59 rated games in the past year (≈70/year long-term). Recent standard appearances include 1. Frauenbundesliga 2025-2026 April 2026, Fagernes Chess International 2026 GM group, and 2. Bundesliga Nord 2025-2026 Maerz 2026. Also played 2 rapid (including 3. Berlin U25 Open Rapid) and 2 blitz events (including 3. Berlin U25 Open Blitz) recently. Her peak of 2332 was reached at age 17 (May 2017).
Awarded WGM in 2023 (age 23), WIM in 2017 (age 17), and WFM in 2015 (age 15). At junior level, she reached #11, #9, #6, #24, #21 and #9 nationally in U20, U18, U16, U14, U12 and U10.
Current rating
2224
Standard
Rpd2167·Blz2124
All-time high
2332
−108 pts below
May 2017 · age 17
May 2017 · age 17
Activity
80
games / yr avg. · ≈7/mo
42 past 12 mo · ≈4/mo
classical only
Very active
classical only
Very active
Signature stat
#14
#14 · German women · of 1,140
Career timeline
31 entries2025
Re-crossed 2200
at age 25
Oct 2025
2024
1,000 career games
at age 24
Oct 2024
2023
Re-crossed 2300
at age 23
Oct 2023
WGM title awardedWGM
at age 23 · 2023 2nd FIDE Council
Aug 2023
Re-crossed 2300
at age 23
Jul 2023
2019
11th German U20 player
at age 19 · rated 2331
Mar 2019
Standard rating history
Peak
FIDE title
Threshold
First rated
COVID-19
Activity & highlights
Top opponent
Evolution
+16
2208 → 2224
Tournaments
10
44 games
Score
22.5/ 4451.1%
14W17D13L
Top 3 wins
Top 3 losses
Last 12 months — tournaments
10 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Open Swiss | May 2026 | 6.5/11 | #35 | 2375 | +49.0 |
Team | Apr 2026 | 1.5/3 | #35 | 2194 | -1.8 |
Open Swiss | Mar 2026 | 4/9 | #31 | 2283 | +10.6 |
Team | Mar 2026 | 0/1 | #82 | 1630 | -4.8 |
Team | Feb 2026 | 1.5/2 | #25 | 2419 | +10.4 |
Team | Feb 2026 | 0.5/3 | #94 | 2063 | -10.2 |
Team | Nov 2025 | 1/2 | #48 | 2383 | +9.4 |
Open Swiss | Oct 2025 | 5/9 | #75 | 2235 | +7.8 |
Team | Sep 2025 | 1.5/2 | #17 | 2445 | +13.4 |
Team | Sep 2025 | 1/2 | #46 | 2171 | -1.0 |
Most-Played Opponents
vsJosefine SafarliWGM
🇩🇪GER·2252
+3 −5 =4
12 games·last met Apr 2026
View head-to-head →
vsLara SchulzeFM
🇩🇪GER·2326
+5 −5 =1
11 games·last met May 2025
View head-to-head →
vsJana SchneiderFM
🇩🇪GER·2263
+5 −4 =2
11 games·last met May 2025
View head-to-head →
vsTeodora RogozencoWFM
🇩🇪GER·1999
+5 −4 =2
11 games·last met May 2018
View head-to-head →
vsHanna Marie KlekWGM
🇩🇪GER·2369
+3 −2 =5
10 games·last met May 2026
View head-to-head →
Rankings
/
Germany
#684
out of 15,549 players
Europe
#4,811
in continent
World
#6,961
out of 400,000+
National ranking
Europe & World
Europe
World
Germany
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