| Oct 25, 2025 | Schneider-Zinner | * | Lotz | Semmering A-Turnier | Queen's Pawn Game: Zukertort Variation | |
| Oct 25, 2025 | Fuchs | 0–1 | Schneider-Zinner | Semmering A-Turnier | Philidor Defense: Exchange Variation | |
| Oct 25, 2025 | Schneider-Zinner | * | Batyte | Semmering A-Turnier | ? | |
| Jun 1, 2025 | Schneider-Zinner | 0–1 | Lagno | Round 9: Schneider-Zinner, Harald - Lagno, Kateryna | Zukertort Opening: Nimzo-Larsen Variation | |
| Apr 6, 2025 | Schneider-Zinner | ½–½ | Pieper | Round 9: Schneider-Zinner, Harald - Pieper, Thomas, Dr. | Indian Defense: Przepiorka Variation | |
| Apr 5, 2025 | Belke | ½–½ | Schneider-Zinner | Round 8: Belke, Frank, Dr. - Schneider-Zinner, Harald | Nimzo-Indian Defense: Classical Variation, Noa Variation, Main Line | |
| Apr 4, 2025 | Schneider-Zinner | ½–½ | Heinbuch | Round 7: Schneider-Zinner, Harald - Heinbuch, Detlef Ulrich | Indian Defense | |
| Apr 3, 2025 | Hess | 0–1 | Schneider-Zinner | Round 6: Hess, Christian - Schneider-Zinner, Harald | English Opening: Agincourt Defense | |
| Apr 2, 2025 | Schneider-Zinner | 1–0 | Kolthoff | Round 5: Schneider-Zinner, Harald - Kolthoff, Siegmund | Nimzo-Larsen Attack: Classical Variation | |
| Apr 1, 2025 | Cordts | ½–½ | Schneider-Zinner | Round 4: Cordts, Ingo - Schneider-Zinner, Harald | Bogo-Indian Defense: Retreat Variation | |
| Mar 31, 2025 | Schneider-Zinner | 1–0 | Schulz | Round 3: Schneider-Zinner, Harald - Schulz, Michael | Slav Defense: Modern Line | |
| Mar 30, 2025 | Jahn | 0–1 | Schneider-Zinner | Round 2: Jahn, Constanze - Schneider-Zinner, Harald | Queen's Pawn Game: London System | |
| Mar 29, 2025 | Schneider-Zinner | 1–0 | Steiger | Round 1: Schneider-Zinner, Harald - Steiger, Michael | East Indian Defense | |
| Apr 14, 2024 | Schneider-Zinner | 1–0 | Schrems | Round 9: Schneider-Zinner, Harald - Schrems, Hermann | Indian Defense: Knights Variation | |
| Apr 13, 2024 | Schumacher | 0–1 | Schneider-Zinner | Round 8: Schumacher, Gottfried - Schneider-Zinner, Harald | Queen's Gambit Declined: Three Knights Variation | |
| Apr 12, 2024 | Schneider-Zinner | ½–½ | Heinbuch | Round 7: Schneider-Zinner, Harald - Heinbuch, Detlef Ulrich | Benoni Defense: Semi-Benoni | |
| Apr 11, 2024 | Loew | ½–½ | Schneider-Zinner | Round 6: Loew, Gerald - Schneider-Zinner, Harald | English Opening: Agincourt Defense | |
| Apr 10, 2024 | Schneider-Zinner | 1–0 | Lindam | Round 5: Schneider-Zinner, Harald - Lindam, Ingo | King's Indian Defense: Orthodox Variation, Glek Defense | |
| Apr 9, 2024 | Schulz | ½–½ | Schneider-Zinner | Round 4: Schulz, Michael - Schneider-Zinner, Harald | Tarrasch Defense: Dubov Tarrasch | |
| Apr 8, 2024 | Schneider-Zinner | 1–0 | Mertens | Round 3: Schneider-Zinner, Harald - Mertens, Klaus | Nimzo-Indian Defense: Three Knights Variation | |
| Apr 7, 2024 | Kaiser | 0–1 | Schneider-Zinner | Round 2: Kaiser, Guenter - Schneider-Zinner, Harald | English Opening: Agincourt Defense | |
| Apr 6, 2024 | Schneider-Zinner | 1–0 | Welsch | Round 1: Schneider-Zinner, Harald - Welsch, Roland | Slav Defense: Breyer Variation | |
| Oct 20, 2024 | Schneider-Zinner | 0–1 | Olivetti | Round 4: Schneider-Zinner, Harald - Olivetti, Davide | Zukertort Opening: Kingside Fianchetto | |
| Oct 20, 2024 | Bonagura | 0–1 | Schneider-Zinner | Round 5: Bonagura, Stefano - Schneider-Zinner, Harald | Caro-Kann Defense: Exchange Variation | |
| Oct 19, 2024 | Schneider-Zinner | 1–0 | Rubini | Round 2: Schneider-Zinner, Harald - Rubini, Alessandro | Zukertort Opening: Nimzo-Larsen Variation | |
| Oct 19, 2024 | Negro | ½–½ | Schneider-Zinner | Round 3: Negro, Roberto - Schneider-Zinner, Harald | Indian Defense: Spielmann-Indian | |
| Oct 18, 2024 | Lagrotteria | 0–1 | Schneider-Zinner | Round 1: Lagrotteria, Salvatore - Schneider-Zinner, Harald | King's Indian Attack | |
| — | Schneider-Zinner | 1–0 | Ardelt | Round 1: Schneider-Zinner, Harald - Ardelt, Hannes | Queen's Pawn Game: Modern Defense | |
| — | Schneider-Zinner | 1–0 | Squasi | Round 3: Schneider-Zinner, Harald - Squasi, Ernesto | Queen's Indian Defense: Capablanca Variation | |
| — | Schneider-Zinner | 0–1 | Tomazini | Round 5: Schneider-Zinner, Harald - Tomazini, Zan | Indian Defense: Przepiorka Variation | |
| — | Schneider-Zinner | 1–0 | Partsch | Round 7: Schneider-Zinner, Harald - Partsch, Felix | Englund Gambit | |
| — | Budjav | 0–1 | Schneider-Zinner | Round 2: Budjav, Enkhjargal - Schneider-Zinner, Harald | Indian Defense | |
| — | Glek | 1–0 | Schneider-Zinner | Round 4: Glek, Igor - Schneider-Zinner, Harald | Philidor Defense: Exchange Variation | |
| — | Thuerauer | 0–1 | Schneider-Zinner | Round 6: Thuerauer, Roman - Schneider-Zinner, Harald | Philidor Defense: Steinitz Variation | |
