Leo Daniel Olivera Jackson
USA · FIDE ID 39926818 · 89 tournament games since 2024
Standard
2009
#742 in USA (active)
Rapid
1904
#526 in USA (active)
Blitz
1855
#1105 in USA (active)
Score
52%
39 W · 14 D · 36 L
Opp. avg
1914
Last 50 games
Last game
2026-08-01
XXXVI Pan-American Youth Chess Festival | O14
Prep summary
- As White: 1.d4 in 58% of games (scores 52%), otherwise 1.f4 (42%).
- Against 1.e4: 1...e6 in 20 of 20 games (French Defense), scoring 53%.
- Against 1.d4: 1...e6 in 16 of 16 games (Horwitz Defense), scoring 44%.
- Weak spot: Horwitz Defense as Black, only 30% in 5 games.
- Comfort zone: French Defense: Exchange Variation as Black, 88% in 4 games.
- By opponent strength: 21% against higher-rated players, 60% against lower-rated.
Based on 89 over-the-board games (17 classical). 45 with White (56%), 44 with Black (48%).
Openings as White
First move
| 1.d4 | 26 | 52% |
| 1.f4 | 19 | 61% |
Most played
| Opening | Games | Score |
|---|---|---|
| Bird Opening: Dutch Variation | 12 | 63% |
| Queen's Gambit Declined | 6 | 42% |
| Bird Opening | 6 | 50% |
| Catalan Opening: Closed | 3 | 83% |
| Queen's Indian Defense: Classical Variation, Traditional Variation | 1 | 100% |
Openings as Black
Against 1.e4 (20 games)
| 1...e6 French Defense | 20 | 53% |
Against 1.d4 (16 games)
| 1...e6 Horwitz Defense | 16 | 44% |
Most played
| Opening | Games | Score |
|---|---|---|
| French Defense: Advance Variation | 6 | 50% |
| Horwitz Defense | 5 | 30% |
| Dutch Defense: Classical Variation | 4 | 38% |
| French Defense: Exchange Variation | 4 | 88% |
| Dutch Defense: Rubinstein Variation | 4 | 63% |
Recent games
| Date | Opponent and event | Result |
|---|---|---|
| 2026-08-01 | Jasper Liem (1641) XXXVI Pan-American Youth Chess Festival | O14 · classical | W |
| 2026-06-15 | Victoria Canales Chinchilla (1804) XIX American Continental Chess Championship 2026 | Standard | L |
| 2026-06-13 | Irvin Gamaliel Galvan Rodriguez (1755) XIX American Continental Chess Championship 2026 | Standard | L |
| 2026-06-09 | Francisco Isaac Morales Segura (1736) XIX American Continental Chess Championship 2026 | Standard | W |
| 2026-06-08 | Hector Jose Linares Orellana (2021) XIX American Continental Chess Championship 2026 | Standard | L |
| 2026-06-08 | Victor Manuel Montiel Sanchez (1877) XIX American Continental Chess Championship 2026 | Blitz | L |
| 2026-06-08 | Ana Sofia Diaz Gonzalez (1825) XIX American Continental Chess Championship 2026 | Blitz | W |
| 2026-06-08 | Jhonathan Bregita (1783) XIX American Continental Chess Championship 2026 | Blitz | ½ |
| 2026-06-08 | Egbert David Orocio Mendoza (1670) XIX American Continental Chess Championship 2026 | Blitz | L |
| 2026-06-08 | Zenia Corrales Jimenez (2074) XIX American Continental Chess Championship 2026 | Blitz | L |
Data: FIDE rating list (October 2026 list; national ranks count active players) and tournament games broadcast on Lichess since 2020 (open data, CC0). Results are matched to FIDE players by name or FIDE ID and may be incomplete. This page shows public chess results only. Is this you and you want the page removed? Email chessmoose1@gmail.com and we remove it.