Format
GD
Guerrero Diaz, Leticia Fiorella
🇨🇷FIDE 6556574· Female· Costa Rica· Born in 2012
Follow Leticia Fiorella Guerrero DiazTrack her monthly FIDE ratings, games, tournaments and more.
Leticia Fiorella Guerrero Diaz, a 14-year-old player, is rated 1648 — just 20 short of her peak of 1668 (Dec 2025, age 13). She is on a steady climb with +76 Elo over the past 12 months. 69 rated games in the past year (≈44/year long-term). Recent standard appearances include II Torneo Abierto Memorial Luis Araya Araya 2026, Campeonato Centroamericano y del Caribe U20 Femenino 2026, and Campeonato Nacional Categoria U20 femenino 2026. Also played 2 rapid (including Juegos Estudiantiles Centroamericanos CODICADER intermedio Femenino Rapido 2025) and 5 blitz events (including XLVI Metropolitano Torneo Internacional 2025 Blitz) recently.
At junior level, she reached #6 and #3 nationally in U14 and U12.
Current rating
1648
Standard
Rpd1629·Blz1614
All-time high
1668
−20 pts below
Dec 2025 · age 13
Dec 2025 · age 13
Activity
43
games / yr avg. · ≈4/mo
69 past 12 mo · ≈6/mo
classical only
Active
classical only
Active
Signature stat
#128,945
#128,945 · players worldwide · of 218,279
Career timeline
11 entries2026
100 career games
at age 14
Mar 2026
6th U14 player nationally
at age 14 · rated 1668
Jan 2026
2025
All-time peak 1668
at age 13 · −20 from today
Dec 2025
Re-crossed 1600
at age 13
Nov 2025
Best 12-month gain (+422 Elo)
1190 → 1612
Feb 2025
Crossed 1600
at age 13
Feb 2025
Standard rating history
Peak
FIDE title
Threshold
First rated
FIDE recal.
Activity & highlights
Best result
Campeonato Nacional Categorias Menores Pares 2026 U14 Femeninoperf 2297 (+664) · 6/6 · #1
Top opponent
Evolution
+75
1573 → 1648
Tournaments
12
85 games
Score
48.5/ 8557.1%
37W23D25L
Top 3 wins
Top 3 losses
2.[L]vsAylin Naomy Salazar Delgado1,545·Campeonato Centroamericano y del Caribe U20 Femenino 2026·R8·-26.3
3.[L]vsJose Alejandro Rincon Betancourt1,556·XLVI Metropolitano Torneo Internacional 2025 B·R8·-23.3
Last 12 months — tournaments
12 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Open Swiss | May 2026 | 3.5/7 | #9 | 1631 | -10.4 |
Open Swiss | Apr 2026 | 4/5 | #51 | 2080 | +14.8 |
Open Swiss | Mar 2026 | 4/9 | #13 | 1689 | +15.6 |
Open Swiss | Mar 2026 | 4/7 | #3 | 1693 | +16.4 |
Open Swiss | Feb 2026 | 6/6 | #1 | 2297 | +44.5 |
Round-Robin | Jan 2026 | 2/11 | #11 | 1578 | -42.0 |
Team | Jan 2026 | 5/3 | #5 | — | +5.6 |
Open Swiss | Dec 2025 | 4.5/9 | #56 | 1533 | -64.4 |
Team | Oct 2025 | 2.5/4 | #29 | 1689 | +27.6 |
Swiss | Oct 2025 | 4/5 | #50 | 1983 | +17.2 |
Most-Played Opponents
vsSofia Loria Molina
🇨🇷CRC·1760
+1 −1 =5
7 games·last met Mar 2026
View head-to-head →
vsAbigail Calderon Brenes
🇨🇷CRC·1460
+3 −1 =3
7 games·last met Jan 2026
View head-to-head →
vsAlana Patricia Castro Campos
🇨🇷CRC·1568
+4 −0 =2
6 games·last met Mar 2026
View head-to-head →
vsMichella Jimenez Solera
🇨🇷CRC·1445
+4 −1 =1
6 games·last met Feb 2026
View head-to-head →
vsLarissa Mayorga ArayaWCM
🇨🇷CRC·1751
+1 −2 =3
6 games·last met Feb 2026
View head-to-head →
Rankings
/
Costa Rica
#187
out of 682 players
Americas
#15,756
in continent
World
#128,939
out of 400,000+
National ranking
Europe & World
Europe
World
Costa Rica
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| 5 | 🇨🇷Follow Leonardo Valdes RomeroTrack their monthly FIDE ratings, games, tournaments and more. | 2,326 |
| 6 | 🇨🇷Follow Alfonso Jose Alfaro RojasTrack their monthly FIDE ratings, games, tournaments and more. | 2,316 |
| 7 | 🇨🇷Follow Sergio Duran VegaTrack their monthly FIDE ratings, games, tournaments and more. | 2,268 |
| 8 | 🇨🇷Follow Alexis Murillo TsijliTrack their monthly FIDE ratings, games, tournaments and more. | 2,263 |
| 9 | 🇨🇷Follow David Alejandro Cabezas SolanoTrack their monthly FIDE ratings, games, tournaments and more. | 2,252 |
| 10 | 🇨🇷Follow Sebastian Angulo PerezTrack their monthly FIDE ratings, games, tournaments and more. | 2,182 |
| ... | ||
| 187 | 1,648 | |
Americas
| 1 | 🇺🇸Follow Hikaru NakamuraTrack their monthly FIDE ratings, games, tournaments and more. | 2,792 |
| 1 | 🇺🇸Follow Fabiano CaruanaTrack their monthly FIDE ratings, games, tournaments and more. | 2,792 |
| 3 | 🇺🇸Follow Wesley SoTrack their monthly FIDE ratings, games, tournaments and more. | 2,753 |
| 4 | 🇺🇸Follow Hans Moke NiemannTrack their monthly FIDE ratings, games, tournaments and more. | 2,742 |
| 5 | 🇺🇸Follow Leinier Dominguez PerezTrack their monthly FIDE ratings, games, tournaments and more. | 2,732 |
| 6 | 🇺🇸Follow Levon AronianTrack their monthly FIDE ratings, games, tournaments and more. | 2,724 |
| 7 | 🇺🇸Follow Awonder LiangTrack their monthly FIDE ratings, games, tournaments and more. | 2,696 |
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| 9 | 🇺🇸Follow Jeffery XiongTrack their monthly FIDE ratings, games, tournaments and more. | 2,656 |
| 10 | 🇺🇸Follow Ray RobsonTrack their monthly FIDE ratings, games, tournaments and more. | 2,653 |
| ... | ||
| 15756 | 1,648 | |
World
| 1 | 🇳🇴Follow Magnus CarlsenTrack their monthly FIDE ratings, games, tournaments and more. | 2,841 |
| 2 | 🇺🇸Follow Hikaru NakamuraTrack their monthly FIDE ratings, games, tournaments and more. | 2,792 |
| 2 | 🇺🇸Follow Fabiano CaruanaTrack their monthly FIDE ratings, games, tournaments and more. | 2,792 |
| 4 | 🇺🇿Follow Nodirbek AbdusattorovTrack their monthly FIDE ratings, games, tournaments and more. | 2,777 |
| 4 | 🇺🇿Follow Javokhir SindarovTrack their monthly FIDE ratings, games, tournaments and more. | 2,777 |
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| 8 | 🇮🇳Follow Erigaisi ArjunTrack their monthly FIDE ratings, games, tournaments and more. | 2,761 |
| 9 | 🇺🇸Follow Wesley SoTrack their monthly FIDE ratings, games, tournaments and more. | 2,753 |
| 9 | 🇨🇳Follow Yi WeiTrack their monthly FIDE ratings, games, tournaments and more. | 2,753 |
| ... | ||
| 128939 | 1,648 | |