| May 24, 2026 | Avella Munoz | ½–½ | Melo Ramirez | Round 7: Avella Munoz, Andrea - Melo Ramirez, Marlon Roman | French Defense: Horwitz Attack, Papa-Ticulat Gambit | |
| May 24, 2026 | Melo Ramirez | 1–0 | Vargas Sanchez | Round 6: Melo Ramirez, Marlon Roman - Vargas Sanchez, German Gonzalo | Queen's Pawn Game: London System | |
| May 24, 2026 | Fonseca Guarin | 0–1 | Melo Ramirez | Round 5: Fonseca Guarin, John Henry - Melo Ramirez, Marlon Roman | Queen's Pawn Game: Symmetrical Variation, Pseudo-Catalan | |
| May 24, 2026 | Ordonez Gonzalez | 1–0 | Melo Ramirez | Round 3: Ordonez Gonzalez, Gabriel - Melo Ramirez, Marlon Roman | Queen's Indian Defense: Capablanca Variation | |
| May 24, 2026 | Melo Ramirez | 0–1 | Paez Rubio | Round 4: Melo Ramirez, Marlon Roman - Paez Rubio, Hollman | Scandinavian Defense: Main Line | |
| May 24, 2026 | Melo Ramirez | 1–0 | Yepes Bedoya | Round 2: Melo Ramirez, Marlon Roman - Yepes Bedoya, Ernesto | Sicilian Defense: Closed | |
| May 24, 2026 | Munetones Hernandez | 0–1 | Melo Ramirez | Round 1: Munetones Hernandez, Juan Jose - Melo Ramirez, Marlon Roman | Sicilian Defense: Lasker-Pelikan Variation, Exchange Variation | |
| Jan 18, 2026 | Melo Ramirez | 1–0 | Montenegro Morales | Round 7: Melo Ramirez, Marlon Roman - Montenegro Morales, Nicolas | Indian Defense: Accelerated London System | |
| Jan 18, 2026 | Cortes | 1–0 | Melo Ramirez | Round 6: Cortes, Emanuel - Melo Ramirez, Marlon Roman | French Defense: Advance Variation, Milner-Barry Gambit, Main Line | |
| Jan 18, 2026 | Melo Ramirez | 1–0 | Ramirez Mejia | Round 5: Melo Ramirez, Marlon Roman - Ramirez Mejia, Jose Gregorio | Indian Defense: Accelerated London System | |
| Jan 18, 2026 | Bohorquez Roa | 0–1 | Melo Ramirez | Round 4: Bohorquez Roa, Oscar Flaminio - Melo Ramirez, Marlon Roman | Sicilian Defense: Smith-Morra Gambit | |
| Jan 18, 2026 | Melo Ramirez | 0–1 | Acosta Nunez | Round 3: Melo Ramirez, Marlon Roman - Acosta Nunez, Miguel | Indian Defense: Accelerated London System | |
| Jan 18, 2026 | Bohorquez Piraquive | 1–0 | Melo Ramirez | Round 2: Bohorquez Piraquive, Edinson - Melo Ramirez, Marlon Roman | Queen's Indian Accelerated | |
| Jan 18, 2026 | Melo Ramirez | 1–0 | Alvarez Guzman | Round 1: Melo Ramirez, Marlon Roman - Alvarez Guzman, Joseph Emmanuel | Ruy Lopez: Morphy Defense, Caro Variation | |
| Sep 16, 2025 | Melo Ramirez | 1–0 | Ramirez | Ronda 5: Melo Ramirez, Marlon Roman - Ramirez, Carlos | Queen's Pawn Game: Accelerated London System | |
| Sep 16, 2025 | Gutierrez Herrera | 1–0 | Melo Ramirez | Ronda 7: Gutierrez Herrera, Jose Antonio - Melo Ramirez, Marlon Roman | French Defense: Advance Variation, Main Line | |
| Sep 16, 2025 | Melo Ramirez | 0–1 | Rivera | Ronda 6: Melo Ramirez, Marlon Roman - Rivera, Alberto | Indian Defense | |
| Sep 16, 2025 | Garzon Peraza | 0–1 | Melo Ramirez | Ronda 4: Garzon Peraza, Juan Pablo - Melo Ramirez, Marlon Roman | Zukertort Opening: Quiet System | |
| Sep 16, 2025 | Melo Ramirez | 1–0 | Angulo Ricardo | Ronda 3: Melo Ramirez, Marlon Roman - Angulo Ricardo, Milton | Queen's Pawn Game: Accelerated London System | |
| Sep 16, 2025 | Cantor Pardo | ½–½ | Melo Ramirez | Ronda 2: Cantor Pardo, Joaquin - Melo Ramirez, Marlon Roman | Indian Defense | |
| Sep 16, 2025 | Melo Ramirez | 1–0 | Mejia Rosas | Ronda 1: Melo Ramirez, Marlon Roman - Mejia Rosas, Dario | Italian Game: Classical Variation | |
| Apr 27, 2025 | Melo Ramirez | 1–0 | Rosero | Round 1: Melo Ramirez, Marlon Roman - Rosero, Francisco Alberto | Caro-Kann Defense: Advance Variation, Botvinnik-Carls Defense | |
| Apr 27, 2025 | Melo Ramirez | 1–0 | Rivera | Round 2: Melo Ramirez, Marlon Roman - Rivera, Alberto | Sicilian Defense: Grand Prix Attack | |
| Apr 27, 2025 | Melo Ramirez | 0–1 | Obando Guzman | Round 5: Melo Ramirez, Marlon Roman - Obando Guzman, Soren Federico | English Opening: Symmetrical Variation, Ultra-Symmetrical Variation | |
| Apr 27, 2025 | Melo Ramirez | 1–0 | Espitia Pineros | Round 7: Melo Ramirez, Marlon Roman - Espitia Pineros, Luis Alberto | French Defense: Advance Variation, Paulsen Attack | |
| Apr 27, 2025 | Mesa Baez | 0–1 | Melo Ramirez | Round 3: Mesa Baez, Samuel - Melo Ramirez, Marlon Roman | French Defense: Advance Variation, Milner-Barry Gambit | |
| Apr 27, 2025 | Estrada Velandia | 1–0 | Melo Ramirez | Round 4: Estrada Velandia, Henry Andres - Melo Ramirez, Marlon Roman | Queen's Indian Accelerated | |
| Apr 27, 2025 | Franco Diaz | 1–0 | Melo Ramirez | Round 6: Franco Diaz, Dilan - Melo Ramirez, Marlon Roman | Pseudo Queen's Indian Defense | |
| Dec 8, 2024 | Gutierrez Herrera | 1–0 | Melo Ramirez | Round 9: Gutierrez Herrera, Jose Antonio - Melo Ramirez, Marlon Roman | French Defense: King's Indian Attack | |
| Dec 7, 2024 | Melo Ramirez | 0–1 | Pedraza Aldana | Round 6: Melo Ramirez, Marlon Roman - Pedraza Aldana, Alexandra | Queen's Pawn Game: Accelerated London System | |
| Dec 6, 2024 | Melo Ramirez | 1–0 | Galvis Cala | Round 4: Melo Ramirez, Marlon Roman - Galvis Cala, Miguel Angel | Dutch Defense | |
| Dec 6, 2024 | Garcia Alarcon | 1–0 | Melo Ramirez | Round 5: Garcia Alarcon, Alvaro - Melo Ramirez, Marlon Roman | Queen's Indian Accelerated | |
| Dec 5, 2024 | Melo Ramirez | 0–1 | Gonzalez Lopez | Round 2: Melo Ramirez, Marlon Roman - Gonzalez Lopez, Nicolas Mateo | Indian Defense | |