Format
BT
Bui, Thi Ngoc Chi
WCM🇻🇳FIDE 12418706· Female· Vietnam· Born in 2009
Follow Thi Ngoc Chi BuiTrack her monthly FIDE ratings, games, tournaments and more.
Thi Ngoc Chi Bui, a 17-year-old Vietnamese Woman Candidate Master, is rated 1866. She is on a steady climb with +33 Elo over the past 12 months. 57 rated games in the past year (≈28/year long-term). Recent standard appearances include Vietnam Chess Championships 2026 - Standard Female, 27th Asian Youth Chess Championships 2025 - G16, and Vietnam Elite Chess Championships 2025 - Women Standard. Also played 7 rapid (including Vietnam Chess Championships 2026 - Rapid Female) and 9 blitz events (including 1st Ninh Binh Blitz chess tournament 2025) recently. She took a 36-month break between Oct 2019 and Nov 2022 (COVID-19 included). Her peak of 1941 was reached at age 16 (Aug 2025).
Awarded WCM in 2024 (age 15). At junior level, she reached #20, #15, #27, #23 and #10 nationally in U18, U16, U14, U12 and U10.
Current rating
1866
Standard
Rpd1920·Blz2013
All-time high
1941
−75 pts below
Aug 2025 · age 16
Aug 2025 · age 16
Activity
55
games / yr avg. · ≈5/mo
51 past 12 mo · ≈4/mo
classical only
Active
classical only
Active
Signature stat
#56,931
#56,931 · players worldwide · of 218,279
Career timeline
12 entries2026
20th Vietnamese U18 player
at age 17 · rated 1894
Jan 2026
2025
15th Vietnamese U16 player
at age 16 · rated 1941
Aug 2025
All-time peak 1941
at age 16 · −75 from today
Aug 2025
Crossed 1800
at age 16
Mar 2025
2024
WCM title awardedWCM
at age 15
Aug 2024
Best 12-month gain (+378 Elo)
1407 → 1785
Aug 2024
Standard rating history
Peak
FIDE title
Threshold
First rated
Inactive period
COVID-19
FIDE recal.
Activity & highlights
Best result
9th Eastern Asia Youth Chess Championships 2025 Standard-G16perf 2173 (+232) · 7.5/8 · #2
Top opponent
Evolution
+59
1807 → 1866
Tournaments
6
54 games
Score
31.5/ 5458.3%
27W9D18L
Top 3 wins
2.[W]vsHa Khanh Linh NguyenWFM2,049·23rd ASEAN AGE GROUP CHESS CHAMPIONSHIP 2025 (U20_U18_U16 GIRLS)·R1·+26.0
3.[W]vsNguyen Thien NganWIM1,992·23rd ASEAN AGE GROUP CHESS CHAMPIONSHIP 2025 (U20_U18_U16 GIRLS)·R3·+22.9
Top 3 losses
2.[L]vsNguyen Anh Bao Thy1,783·23rd ASEAN AGE GROUP CHESS CHAMPIONSHIP 2025 (U20_U18_U16 GIRLS)·R7·-28.5
Last 12 months — tournaments
6 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Open Swiss | Mar 2026 | 4/9 | #22 | 1825 | -29.6 |
Swiss | Nov 2025 | 5/8 | #19 | 1946 | -23.2 |
Open Swiss | Aug 2025 | 5/9 | #17 | 1868 | -23.2 |
Swiss | Jul 2025 | 7.5/8 | #2 | 2173 | +56.4 |
Swiss | Jul 2025 | 5/9 | #15 | 1970 | +77.6 |
Open Swiss | Jun 2025 | 5/8 | #14 | 1859 | -26.4 |
Most-Played Opponents
vsDang Bao Ngoc Le
🇻🇳VIE·1681
+10 −4 =5
19 games·last met Jul 2025
View head-to-head →
vsLe Xuan Hien DangWFM
🇻🇳VIE·1920
+4 −6 =6
16 games·last met Aug 2025
View head-to-head →
vsNgoc Hien NguyenWFM
🇻🇳VIE·2029
+5 −9 =1
15 games·last met Mar 2026
View head-to-head →
vsThuy Linh Nguyen
🇻🇳VIE·1867
+10 −1 =3
14 games·last met Jul 2025
View head-to-head →
vsHieu Linh MaiWFM
🇻🇳VIE·1939
+3 −4 =6
13 games·last met Nov 2025
View head-to-head →
Rankings
/
Vietnam
#187
out of 2,028 players
Asia-Pacific
#6,746
in continent
World
#56,930
out of 400,000+
National ranking
Europe & World
Europe
World
Vietnam
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| 187 | 1,866 | |
Asia-Pacific
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| 6746 | 1,866 | |
World
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| 56930 | 1,866 | |