| Jun 30, 2026 | Cesar Maestre | ½–½ | Barcelo Melnyk | Round 6: Cesar Maestre, Bernardo - Barcelo Melnyk, Marc | Ruy Lopez: Morphy Defense, Anderssen Variation | |
| Jun 27, 2026 | Jacobson | 1–0 | Barcelo Melnyk | Round 2: Jacobson, Brandon - Barcelo Melnyk, Marc | Zukertort Opening | |
| May 10, 2026 | Barcelo Melnyk | 1–0 | Asis Gargatagli | Game 2: Barcelo Melnyk, Marc - Asis Gargatagli, Hipolito | Ruy Lopez: Morphy Defense, Neo-Arkhangelsk Variation | |
| May 9, 2026 | Asis Gargatagli | ½–½ | Barcelo Melnyk | Game 1: Asis Gargatagli, Hipolito - Barcelo Melnyk, Marc | Caro-Kann Defense: Advance Variation, Short Variation | |
| May 8, 2026 | Barcelo Melnyk | ½–½ | Daniel Garcia Ramos | Game 1: Barcelo Melnyk, Marc - Daniel Garcia Ramos | Caro-Kann Defense: Tartakower Variation | |
| May 8, 2026 | Daniel Garcia Ramos | 1–0 | Barcelo Melnyk | Game 2: Daniel Garcia Ramos - Barcelo Melnyk, Marc | King's Indian Attack | |
| Apr 20, 2026 | Barcelo Melnyk | 1–0 | Savchuk | Round 11: Barcelo Melnyk, Marc - Savchuk, Oleksandr | English Opening: Anglo-Indian Defense | |
| Apr 20, 2026 | Netrebka | 0–1 | Barcelo Melnyk | Round 8: Netrebka, Myron - Barcelo Melnyk, Marc | Sicilian Defense: Old Sicilian | |
| Apr 19, 2026 | Nguyen Nam Long | 0–1 | Barcelo Melnyk | Round 6: Nguyen Nam Long - Barcelo Melnyk, Marc | English Opening: Agincourt Defense | |
| Apr 19, 2026 | Jefimovs | ½–½ | Barcelo Melnyk | Round 4: Jefimovs, Akims - Barcelo Melnyk, Marc | English Opening: Agincourt Defense, Neo-Catalan Declined | |
| Apr 17, 2026 | Barcelo Melnyk | 1–0 | Sidelnikov | Round 10: Barcelo Melnyk, Marc - Sidelnikov, Fedor Andr | Four Knights Game: Spanish Variation, Rubinstein Variation | |
| Apr 17, 2026 | Nguyen Nam Long | 0–1 | Barcelo Melnyk | Round 9: Nguyen Nam Long - Barcelo Melnyk, Marc | English Opening: King's English Variation, Two Knights Variation, Smyslov System | |
| Apr 17, 2026 | Barcelo Melnyk | 1–0 | March Lleti | Round 1: Barcelo Melnyk, Marc - March Lleti, Eric | English Opening: King's English Variation | |
| Apr 17, 2026 | Barcelo Melnyk | 1–0 | Adilbek | Round 7: Barcelo Melnyk, Marc - Adilbek, Adinur | Caro-Kann Defense: Tartakower Variation | |
| Apr 17, 2026 | Barcelo Melnyk | 1–0 | Huzela | Round 9: Barcelo Melnyk, Marc - Huzela, Lukian | Sicilian Defense: Four Knights Variation, Exchange Variation | |
| Apr 17, 2026 | Mujat | ½–½ | Barcelo Melnyk | Round 2: Mujat, Alexandru-Mihai - Barcelo Melnyk, Marc | Sicilian Defense: Lasker-Pelikan Variation, Sveshnikov Variation | |
| Apr 17, 2026 | Sidelnikov | 1–0 | Barcelo Melnyk | Round 10: Sidelnikov, Fedor Andr - Barcelo Melnyk, Marc | Caro-Kann Defense: Endgame Variation | |
| Apr 17, 2026 | Barcelo Melnyk | 1–0 | Jefimovs | Round 8: Barcelo Melnyk, Marc - Jefimovs, Akims | French Defense: Tarrasch Variation, Open System, Euwe-Keres Line | |
| Apr 13, 2026 | Barcelo Melnyk | 1–0 | Eliseytsev | Round 2: Barcelo Melnyk, Marc - Eliseytsev, Vladimir | Réti Opening: Anglo-Slav Variation | |
| Apr 13, 2026 | Barcelo Melnyk | 1–0 | Sultankhan | Round 4: Barcelo Melnyk, Marc - Sultankhan, Nurislam | Scotch Game: Benima Defense | |
| Apr 13, 2026 | Barcelo Melnyk | ½–½ | Nurshin | Round 6: Barcelo Melnyk, Marc - Nurshin, Nurali | Sicilian Defense: Najdorf Variation, English Attack | |
| Apr 13, 2026 | Barcelo Melnyk | 1–0 | Rajabov | Round 11: Barcelo Melnyk, Marc - Rajabov, Abdurahmon | French Defense: Tarrasch Variation, Closed Variation, Main Line | |
| Apr 13, 2026 | Kuster | 0–1 | Barcelo Melnyk | Round 1: Kuster, August - Barcelo Melnyk, Marc | Scotch Game: Schmidt Variation | |
| Apr 13, 2026 | Liga | 0–1 | Barcelo Melnyk | Round 3: Liga, Matei - Barcelo Melnyk, Marc | English Opening: Symmetrical Variation, Botvinnik System | |
| Apr 13, 2026 | Morozov | 0–1 | Barcelo Melnyk | Round 5: Morozov, Arkhip - Barcelo Melnyk, Marc | French Defense: Rubinstein Variation, Blackburne Defense | |
| Apr 13, 2026 | Nematillakhonov | 1–0 | Barcelo Melnyk | Round 7: Nematillakhonov, Nurmuhammad - Barcelo Melnyk, Marc | Indian Defense: Accelerated London System | |
| Mar 31, 2026 | Barcelo Melnyk | 1–0 | Ubeira Ventura | Round 6: Barcelo Melnyk, Marc - Ubeira Ventura, Brais | French Defense: Rubinstein Variation, Blackburne Defense | |
| Mar 30, 2026 | Giribet Calafell | 0–1 | Barcelo Melnyk | Round 5: Giribet Calafell, Valeri - Barcelo Melnyk, Marc | French Defense: Knight Variation | |
| Mar 22, 2026 | Barcelo Melnyk | 1–0 | Biern Brenna | Round 2: Barcelo Melnyk, Marc - Biern Brenna, Elisa | English Opening: Symmetrical Variation, Duchamp Variation | |
| Mar 22, 2026 | Barcelo Melnyk | ½–½ | Morera Domenech | Round 4: Barcelo Melnyk, Marc - Morera Domenech, Guiu | Catalan Opening: Open Defense | |
| Mar 22, 2026 | Barcelo Melnyk | 1–0 | Torres Korkozha | Round 8: Barcelo Melnyk, Marc - Torres Korkozha, Alex | English Opening: Agincourt Defense | |
| Mar 22, 2026 | Marc Moreno Lari | 0–1 | Barcelo Melnyk | Round 1: Marc Moreno Lari - Barcelo Melnyk, Marc | Italian Game: Giuoco Pianissimo, Normal | |
| Mar 22, 2026 | Biriukov | 0–1 | Barcelo Melnyk | Round 3: Biriukov, Kirill - Barcelo Melnyk, Marc | Sicilian Defense: Hyperaccelerated Fianchetto | |
| Mar 22, 2026 | Gernjak Farre | 0–1 | Barcelo Melnyk | Round 7: Gernjak Farre, Maxim Alexander - Barcelo Melnyk, Marc | Caro-Kann Defense: Exchange Variation | |
| Mar 22, 2026 | Colom Mateo | 0–1 | Barcelo Melnyk | Round 9: Colom Mateo, Gael - Barcelo Melnyk, Marc | Italian Game: Giuoco Piano | |
| Feb 20, 2026 | Barcelo Melnyk | 0–1 | Labiano Hernandez | Open Pamplona 26 | Caro-Kann Defense: Tartakower Variation | |
| Feb 18, 2026 | Castellano Galban | 0–1 | Barcelo Melnyk | Open Pamplona 26 | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation | |
| Feb 18, 2026 | Barcelo Melnyk | 0–1 | Portero Rubio | Open Pamplona 26 | Sicilian Defense: Classical Variation | |
| Feb 18, 2026 | Korneev | ½–½ | Barcelo Melnyk | Open Pamplona 26 | English Opening: King's English Variation, Four Knights Variation, Quiet Line | |
| Feb 17, 2026 | Barcelo Melnyk | 1–0 | Ruiz Buendia | Open Pamplona 26 | Sicilian Defense: Najdorf Variation, English Attack | |
| Feb 17, 2026 | Abadia Pascual | 0–1 | Barcelo Melnyk | Open Pamplona 26 | Center Game: Berger Variation | |
| Feb 16, 2026 | Barcelo Melnyk | 1–0 | Lizarraga Rivas | Open Pamplona 26 | Petrov's Defense: Three Knights Game | |
| Feb 15, 2026 | Albornoz Cabrera | 1–0 | Barcelo Melnyk | Open Pamplona 26 | Queen's Gambit Declined: Harrwitz Attack, Fianchetto Defense | |
| Feb 14, 2026 | Barcelo Melnyk | ½–½ | Leiva | Open Pamplona 26 | Caro-Kann Defense: Classical Variation, Main Line | |
| Dec 20, 2025 | Barcelo Melnyk | ½–½ | Rajabov | Round 9: Barcelo Melnyk, Marc - Rajabov, Abdurahmon | French Defense: Steinitz Variation | |
| Dec 20, 2025 | Nematillakhonov | 0–1 | Barcelo Melnyk | Round 8: Nematillakhonov, Nurmuhammad - Barcelo Melnyk, Marc | Indian Defense: Knights Variation | |
| Dec 20, 2025 | Barcelo Melnyk | 1–0 | Netrebka | Round 7: Barcelo Melnyk, Marc - Netrebka, Myron | Caro-Kann Defense: Tartakower Variation | |
| Dec 20, 2025 | Aker | 0–1 | Barcelo Melnyk | Round 6: Aker, Meric Zeynel - Barcelo Melnyk, Marc | Caro-Kann Defense: Forgacs Variation | |
| Dec 19, 2025 | Barcelo Melnyk | ½–½ | Nurshin | Round 5: Barcelo Melnyk, Marc - Nurshin, Nurali | Sicilian Defense: Najdorf Variation, English Attack | |
| Dec 19, 2025 | Badescu | 0–1 | Barcelo Melnyk | Round 4: Badescu, Matei-Andrei - Barcelo Melnyk, Marc | Sicilian Defense: Lasker-Pelikan Variation | |
| Dec 19, 2025 | Barcelo Melnyk | 1–0 | Yunker | Round 3: Barcelo Melnyk, Marc - Yunker, German | Caro-Kann Defense: Tartakower Variation | |
| Dec 19, 2025 | Vasiloi | 0–1 | Barcelo Melnyk | Round 2: Vasiloi, Leonard - Barcelo Melnyk, Marc | Sicilian Defense: Alapin Variation | |
| Dec 19, 2025 | Barcelo Melnyk | 1–0 | Morhunov | Round 1: Barcelo Melnyk, Marc - Morhunov, Anatolii | Sicilian Defense: Scheveningen Variation | |
| Dec 18, 2025 | Oleksandr Savchuk | 0–1 | Barcelo Melnyk | Round 9: Oleksandr Savchuk - Barcelo Melnyk, Marc | Sicilian Defense: Lasker-Pelikan Variation, Sveshnikov Variation | |
| Dec 18, 2025 | Barcelo Melnyk | 1–0 | Nematillakhonov | Round 8: Barcelo Melnyk, Marc - Nematillakhonov, Nurmuhammad | Sicilian Defense: Four Knights Variation | |
| Dec 18, 2025 | Barcelo Melnyk | 1–0 | Badescu | Round 7: Barcelo Melnyk, Marc - Badescu, Matei-Andrei | Sicilian Defense: Najdorf Variation, English Attack | |
| Dec 17, 2025 | Protopopescu | 1–0 | Barcelo Melnyk | Round 6: Protopopescu, Luca - Barcelo Melnyk, Marc | French Defense: Advance Variation | |
| Dec 17, 2025 | Barcelo Melnyk | 1–0 | Rajabov | Round 5: Barcelo Melnyk, Marc - Rajabov, Abdurahmon | French Defense: Tarrasch Variation, Closed Variation | |
| Dec 17, 2025 | Aker | 0–1 | Barcelo Melnyk | Round 4: Aker, Meric Zeynel - Barcelo Melnyk, Marc | French Defense: Tarrasch Variation, Chistyakov Defense | |
| Dec 16, 2025 | Barcelo Melnyk | ½–½ | Bondarev | Round 3: Barcelo Melnyk, Marc - Bondarev, Fedor | Sicilian Defense: Taimanov Variation, Bastrikov Variation | |
| Dec 16, 2025 | Barcelo Melnyk | 1–0 | Alisherov | Round 1: Barcelo Melnyk, Marc - Alisherov, Altai | Ruy Lopez: Closed, Anti-Marshall | |
| Dec 16, 2025 | Sultankhan | 0–1 | Barcelo Melnyk | Round 2: Sultankhan, Nurislam - Barcelo Melnyk, Marc | Nimzo-Larsen Attack: Classical Variation | |
| Nov 4, 2025 | Shi | 1–0 | Barcelo Melnyk | Round 6: Shi, Sebastian - Barcelo Melnyk, Marc | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation | |
| Nov 1, 2025 | Peray | 0–1 | Barcelo Melnyk | Round 4: Peray, Ata - Barcelo Melnyk, Marc | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation | |
| Oct 31, 2025 | Barcelo Melnyk | 1–0 | Nikitakis | Round 3: Barcelo Melnyk, Marc - Nikitakis, Michail | Ruy Lopez: Closed, Flohr System | |
| Oct 30, 2025 | Barbaric | 0–1 | Barcelo Melnyk | Round 2: Barbaric, Matija - Barcelo Melnyk, Marc | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation | |
| Oct 29, 2025 | Barcelo Melnyk | 1–0 | Reyansh | Round 1: Barcelo Melnyk, Marc - Reyansh, Keshav | Ruy Lopez: Morphy Defense, Classical Defense Deferred | |
| Oct 27, 2025 | Barcelo Melnyk | 0–1 | Protopopescu | Round 5: Barcelo Melnyk, Marc - Protopopescu, Luca | Caro-Kann Defense: Tartakower Variation | |
| Jul 13, 2025 | Barcelo Melnyk | 0–1 | Domene Mulyukov | V Open Internacional Vila del Vendrell - Memorial Josep Maria Pellicer | Sicilian Defense: Four Knights Variation, Cobra Variation | |
| Jul 13, 2025 | Baron Isanta | 1–0 | Barcelo Melnyk | V Open Internacional Vila del Vendrell - Memorial Josep Maria Pellicer | Sicilian Defense: Alapin Variation, Barmen Defense | |
| Jul 13, 2025 | Oms Pallisse | 0–1 | Barcelo Melnyk | V Open Internacional Vila del Vendrell - Memorial Josep Maria Pellicer | Grünfeld Defense: Exchange Variation, Modern Exchange Variation, Kramnik's Line | |
| Jul 7, 2025 | Diz Eitor | ½–½ | Barcelo Melnyk | Sub10.2025 | Queen's Pawn Game: Symmetrical Variation, Pseudo-Catalan | |
| Jul 5, 2025 | Barcelo Melnyk | 1–0 | Demchenko | Sub10.2025 | French Defense: Tarrasch Variation, Open System | |
| Jul 4, 2025 | Juan Miguel | 0–1 | Barcelo Melnyk | Sub10.2025 | Indian Defense | |
| Jul 4, 2025 | Barcelo Melnyk | 1–0 | Rey Barciela | Sub10.2025 | Ruy Lopez: Closed, Martinez Variation | |
| Jul 3, 2025 | Alonso-Lej Garcia | 0–1 | Barcelo Melnyk | Sub10.2025 | East Indian Defense | |
| Jul 2, 2025 | Barcelo Melnyk | 1–0 | Ganotskii | Sub10.2025 | Caro-Kann Defense: Accelerated Panov Attack, Modern Variation | |
| Jul 1, 2025 | Martinez Salmeron | 0–1 | Barcelo Melnyk | Sub10.2025 | Sicilian Defense: Delayed Alapin Variation, with e6 | |
| Jun 19, 2025 | Barcelo Melnyk | 1–0 | Perez Solanas | Sub10.2025 | Sicilian Defense: Accelerated Dragon, Modern Variation | |
| Jun 19, 2025 | Moreno Jimenez | 0–1 | Barcelo Melnyk | Sub10.2025 | Sicilian Defense: Alapin Variation, Barmen Defense | |
| Apr 17, 2025 | Carazo Milia | 0–1 | Barcelo Melnyk | Campionat de Catalunya d'Edats Individual 2025 | Sicilian Defense: Grand Prix Attack | |
| Apr 16, 2025 | Barcelo Melnyk | ½–½ | Caballero Mogilnikov | Campionat de Catalunya d'Edats Individual 2025 | Queen's Gambit Declined | |
| Apr 16, 2025 | Fernandez Alhama | 1–0 | Barcelo Melnyk | Campionat de Catalunya d'Edats Individual 2025 | Indian Defense | |
| Apr 15, 2025 | Barcelo Melnyk | 1–0 | Sanchez Cabrerizo | Campionat de Catalunya d'Edats Individual 2025 | French Defense: Tarrasch Variation, Closed Variation | |
| Apr 14, 2025 | Barcelo Melnyk | 1–0 | Mumbru Borges | Campionat de Catalunya d'Edats Individual 2025 | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack | |
| Apr 14, 2025 | Badia Berthelot | 0–1 | Barcelo Melnyk | Campionat de Catalunya d'Edats Individual 2025 | Sicilian Defense: Four Knights Variation | |
| Apr 13, 2025 | Barcelo Melnyk | 1–0 | Jimenez Bazhin | Campionat de Catalunya d'Edats Individual 2025 | Sicilian Defense: Grand Prix Attack | |
| Apr 13, 2025 | Molinero Sayas | 0–1 | Barcelo Melnyk | Campionat de Catalunya d'Edats Individual 2025 | Sicilian Defense: O'Kelly Variation, Yerevan System | |
| Apr 12, 2025 | Garcia Corpas | 0–1 | Barcelo Melnyk | Campionat de Catalunya d'Edats Individual 2025 | Sicilian Defense: Smith-Morra Gambit Declined, Alapin Formation | |
| Jun 30, 2024 | Lopez Rebelles | 0–1 | Barcelo Melnyk | CE Sub 8.2024 | Indian Defense | |
| Jun 29, 2024 | Barcelo Melnyk | 1–0 | Yerko | CE Sub 8.2024 | Indian Defense | |
| Jun 28, 2024 | Barcelo Melnyk | 1–0 | Rosello Beneyto | CE Sub 8.2024 | Dutch Defense: Hopton Attack | |
| Jun 28, 2024 | Ortega Clemente | 0–1 | Barcelo Melnyk | CE Sub 8.2024 | Sicilian Defense: French Variation | |
| Jun 27, 2024 | Barcelo Melnyk | 0–1 | Demchenko | CE Sub 8.2024 | French Defense: Tarrasch Variation | |
| Jun 27, 2024 | Estrada Andreeva | 0–1 | Barcelo Melnyk | CE Sub 8.2024 | Indian Defense: Anti-Nimzo-Indian | |
| Jun 26, 2024 | Barcelo Melnyk | 1–0 | Carregal Toledo | CE Sub 8.2024 | Indian Defense: Spielmann-Indian | |
| Jun 26, 2024 | Higueras Garcia | 0–1 | Barcelo Melnyk | CE Sub 8.2024 | King's Indian Attack: Sicilian Variation | |
| Jun 25, 2024 | Barcelo Melnyk | 1–0 | Illueca Mendez | CE Sub 8.2024 | Queen's Pawn Game: Colle System | |
| — | Barcelo Melnyk | 0–1 | Valenzuela Gomez | Ronda 10: Barcelo Melnyk, Marc - Valenzuela Gomez, Fernando | Sicilian Defense: Classical Variation | |
| — | Stoettner | ½–½ | Barcelo Melnyk | Ronda 3: Stoettner, Moritz - Barcelo Melnyk, Marc | English Opening: Anglo-Indian Defense, Anglo-Grünfeld Variation | |