| Apr 5, 2026 | Iskos | ½–½ | Nielsen-Refs | Kandidatklassen | Indian Defense | |
| Apr 4, 2026 | Nielsen-Refs | 1–0 | Alzaga | Kandidatklassen | Nimzo-Indian Defense: Normal Variation | |
| Apr 4, 2026 | Boje | ½–½ | Nielsen-Refs | Kandidatklassen | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation | |
| Apr 3, 2026 | Nielsen-Refs | ½–½ | Gregor | Kandidatklassen | Nimzo-Indian Defense: Normal Variation, Classical Defense | |
| Apr 3, 2026 | Bro Jacobsen | 1–0 | Nielsen-Refs | Kandidatklassen | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation | |
| Apr 2, 2026 | Durrfeld | 0–1 | Nielsen-Refs | Kandidatklassen | French Defense: Paulsen Variation | |
| Mar 31, 2026 | Nielsen-Refs | 0–1 | Slavensky | Kandidatklassen | Slav Defense: Quiet Variation | |
| Mar 15, 2026 | Nielsen-Refs | 0–1 | Storme | Hillerød - BMS | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| Mar 15, 2026 | Vinter-Schou | ½–½ | Nielsen-Refs | BMS - Aarhus/Skolerne | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation | |
| Jan 25, 2026 | Light | ½–½ | Nielsen-Refs | Fredericia - BMS | Zukertort Opening | |
| Jan 24, 2026 | Nielsen-Refs | ½–½ | Pedersen | BMS - Skanderborg | King's Indian Defense: Orthodox Variation | |
| Nov 15, 2025 | Moe | 1–0 | Nielsen-Refs | Atina Open 2025 | Sicilian Defense: Lasker-Pelikan Variation, Sveshnikov Variation, Novosibirsk Variation | |
| Nov 14, 2025 | Kushyk | 1–0 | Nielsen-Refs | Atina Open 2025 | French Defense: Steinitz Variation, Boleslavsky Variation | |
| Oct 12, 2025 | Hansen | 1–0 | Nielsen-Refs | Odensemesterskabet 2025 | Zukertort Opening | |
| Oct 12, 2025 | Nielsen-Refs | 1–0 | Ramsdal | Odensemesterskabet 2025 | Nimzo-Indian Defense: Normal Variation, Botvinnik System | |
| Oct 11, 2025 | Nielsen-Refs | ½–½ | Hagen | Odensemesterskabet 2025 | King's Indian Defense: Orthodox Variation, Bayonet Attack | |
| Oct 11, 2025 | Zander | 0–1 | Nielsen-Refs | Odensemesterskabet 2025 | French Defense: Advance Variation, Wade Variation | |
| Oct 10, 2025 | Nielsen-Refs | 0–1 | Haarh | Odensemesterskabet 2025 | Nimzo-Indian Defense: St. Petersburg Variation, American Variation | |
| Aug 23, 2024 | Nielsen-Refs | 0–1 | Mammi | Round 9: Nielsen-Refs, Karl-Emil Elmer - Mammi, Samuele | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| Aug 22, 2024 | Adrian | 0–1 | Nielsen-Refs | Round 8: Adrian, Leopold - Nielsen-Refs, Karl-Emil Elmer | Queen's Pawn Game: Symmetrical Variation | |
| Aug 21, 2024 | Nielsen-Refs | 1–0 | Cichon | Round 7: Nielsen-Refs, Karl-Emil Elmer - Cichon, Jakub | Nimzo-Indian Defense: Normal Variation | |
| Aug 20, 2024 | Nielsen-Refs | 1–0 | Greco | Round 6: Nielsen-Refs, Karl-Emil Elmer - Greco, Edoardo | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| Aug 19, 2024 | Krithigga K | 1–0 | Nielsen-Refs | Round 4: Krithigga K - Nielsen-Refs, Karl-Emil Elmer | English Opening: Anglo-Indian Defense | |
| Aug 18, 2024 | Nielsen-Refs | 0–1 | Heredia Serrano | Round 3: Nielsen-Refs, Karl-Emil Elmer - Heredia Serrano, Carla | Slav Defense: Quiet Variation, Schallopp Defense | |
| Aug 18, 2024 | Prudhvi Kumar V | 1–0 | Nielsen-Refs | Round 2: Prudhvi Kumar V - Nielsen-Refs, Karl-Emil Elmer | Horwitz Defense | |
| Aug 17, 2024 | Nielsen-Refs | 1–0 | Lucchi | Round 1: Nielsen-Refs, Karl-Emil Elmer - Lucchi, Alessandro | Nimzo-Indian Defense: Normal Variation | |
| Aug 11, 2024 | Nielsen-Refs | 0–1 | Brynell | ccc24im | Nimzo-Indian Defense: St. Petersburg Variation | |
| Aug 11, 2024 | Thogersen | 1–0 | Nielsen-Refs | ccc24im | Sicilian Defense: Old Sicilian | |
| Aug 10, 2024 | Nielsen-Refs | ½–½ | Vasli | ccc24im | Benoni Defense: Knight's Tour Variation | |
| Aug 10, 2024 | Wahlgreen | 0–1 | Nielsen-Refs | ccc24im | Indian Defense | |
| Aug 9, 2024 | Nielsen-Refs | 0–1 | Jepson | ccc24im | Old Indian Defense | |
| Aug 9, 2024 | Hald Falkesgaard | 1–0 | Nielsen-Refs | ccc24im | Nimzo-Larsen Attack: Classical Variation | |
| Aug 8, 2024 | Nielsen-Refs | 0–1 | Sahl | ccc24im | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| Aug 8, 2024 | Ramsdal | 1–0 | Nielsen-Refs | ccc24im | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation | |
| Aug 7, 2024 | Liu | 1–0 | Nielsen-Refs | ccc24im | French Defense: King's Indian Attack | |
| Apr 1, 2024 | Thorsen | 1–0 | Nielsen-Refs | Kandidatklassen | French Defense: Alekhine-Chatard Attack, Maróczy Variation | |
| Mar 31, 2024 | Nielsen-Refs | 1–0 | Jarlskov | Kandidatklassen | Tarrasch Defense: Two Knights Variation | |
| Mar 30, 2024 | Nielsen-Refs | 1–0 | Nielsen | Kandidatklassen | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| Mar 29, 2024 | Thuesen | 1–0 | Nielsen-Refs | Kandidatklassen | Nimzo-Indian Defense: Normal Variation, Classical Defense | |
| Mar 28, 2024 | Hald Falkesgaard | 1–0 | Nielsen-Refs | Kandidatklassen | Réti Opening: Advance Variation | |
| Mar 27, 2024 | Nielsen-Refs | 1–0 | Wehding | Kandidatklassen | Queen's Gambit Accepted: Central Variation, McDonnell Defense | |
| Mar 26, 2024 | Gregor | ½–½ | Nielsen-Refs | Kandidatklassen | Sicilian Defense: Lasker-Pelikan Variation | |
| Nov 15, 2023 | Nielsen-Refs | 0–1 | Lavrencic | FIDEWORLDYOUTHCHESSCHAMPIONSHIP Open 16 | Nimzo-Indian Defense: St. Petersburg Variation | |
| Nov 13, 2023 | Nielsen-Refs | 0–1 | Anand | FIDEWORLDYOUTHCHESSCHAMPIONSHIP Open 16 | King's Indian Defense: Orthodox Variation | |
| Nov 5, 2023 | Nielsen-Refs | 0–1 | Slavensky | U-DM U14-U19 | ? | |
| Nov 5, 2023 | Sinding | 1–0 | Nielsen-Refs | U-DM U14-U19 | Indian Defense | |
| Nov 4, 2023 | Nielsen-Refs | 1–0 | Li | U-DM U14-U19 | Queen's Pawn Game: Krause Variation | |
| Nov 4, 2023 | Thorsen | ½–½ | Nielsen-Refs | U-DM U14-U19 | Sicilian Defense: Snyder Variation | |
| Nov 3, 2023 | Landbo Borresen | 1–0 | Nielsen-Refs | U-DM U14-U19 | Indian Defense: London System | |
| Oct 14, 2023 | Jacobsen | 1–0 | Nielsen-Refs | 9 Rounds - Swiss | Indian Defense: Anti-Nimzo-Indian | |
| Apr 3, 2023 | Nielsen-Refs | 1–0 | Marthedal | Kort P�ske 1 | Grünfeld Defense: Exchange Variation, Spassky Variation | |
| Apr 3, 2023 | Ringsmose | 1–0 | Nielsen-Refs | Kort P�ske 1 | French Defense: Burn Variation | |
| Apr 2, 2023 | Nielsen-Refs | ½–½ | Easwaranlingam | Kort P�ske 1 | Nimzo-Indian Defense: Normal Variation, Gligoric System, Exchange Variation | |
| Apr 2, 2023 | Hansen | 0–1 | Nielsen-Refs | Kort P�ske 1 | Indian Defense | |
| Apr 1, 2023 | Marcussen | 0–1 | Nielsen-Refs | Kort P�ske 1 | Bird Opening: Dutch Variation | |
| Dec 16, 2022 | Nielsen-Refs | 0–1 | Storme | Malmo Open 2022 | Queen's Gambit Declined: Janowski Variation | |
| Nov 5, 2022 | Nielsen-Refs | 0–1 | Laursen | GoAudit Open 2022 | Grünfeld Defense: Exchange Variation, Classical Variation | |
| Nov 4, 2022 | Thorsbro | 1–0 | Nielsen-Refs | GoAudit Open 2022 | Grünfeld Defense: Three Knights Variation, Hungarian Variation | |
| Oct 2, 2022 | Nielsen-Refs | 1–0 | Andries | U-DM 2022 | Bogo-Indian Defense: Nimzowitsch Variation | |
| Oct 2, 2022 | Thorsen | 1–0 | Nielsen-Refs | U-DM 2022 | Rapport-Jobava System | |
| Oct 1, 2022 | Nielsen-Refs | ½–½ | Loftgaard | U-DM 2022 | Nimzo-Indian Defense: Normal Variation, Classical Defense | |
| Oct 1, 2022 | Jensen | 0–1 | Nielsen-Refs | U-DM 2022 | Sicilian Defense: Mengarini Variation | |
