| Nov 16, 2025 | Schaefer | 0–1 | Ziems | Round 10: Schaefer, Benjamin - Ziems, Michael | Queen's Gambit Declined: Alapin Variation | |
| Nov 16, 2025 | Ziems | 0–1 | Bender | Round 9: Ziems, Michael - Bender, Felix | Nimzo-Larsen Attack | |
| Nov 15, 2025 | Meyer-Dunker | 1–0 | Ziems | Round 7: Meyer-Dunker, Paul - Ziems, Michael | Owen Defense | |
| Oct 18, 2025 | Nguyen | 1–0 | Ziems | Round 9: Nguyen, Phuc Nhat - Ziems, Michael | ? | |
| Oct 18, 2025 | Ziems | 1–0 | Baechler | Round 8: Ziems, Michael - Baechler, Andreas | ? | |
| Oct 18, 2025 | Poupard | 0–1 | Ziems | Round 7: Poupard, Clement - Ziems, Michael | ? | |
| Oct 18, 2025 | Ziems | 0–1 | Bangert | Round 6: Ziems, Michael - Bangert, Jonas | ? | |
| Oct 18, 2025 | Sviridov | 0–1 | Ziems | Round 5: Sviridov, Vitaliy - Ziems, Michael | ? | |
| Oct 18, 2025 | Ziems | 0–1 | Petz | Round 4: Ziems, Michael - Petz, Hagen | ? | |
| Oct 18, 2025 | Lueders Vega | 0–1 | Ziems | Round 3: Lueders Vega, Iago Ernst - Ziems, Michael | ? | |
| Oct 18, 2025 | Ziems | ½–½ | Seyrek | Round 2: Ziems, Michael - Seyrek, Rohat | ? | |
| Oct 18, 2025 | Kovalov | 1–0 | Ziems | Round 1: Kovalov, Yaroslav - Ziems, Michael | ? | |
| Oct 17, 2025 | Wetterau | 1–0 | Ziems | Round 21: Wetterau, Nathanael - Ziems, Michael | French Defense: Steiner Variation | |
| Oct 17, 2025 | Ziems | 0–1 | Stelmaszyk | Round 20: Ziems, Michael - Stelmaszyk, Nico | Rat Defense: English Rat | |
| Oct 17, 2025 | Bruehl | 0–1 | Ziems | Round 19: Bruehl, Katharina - Ziems, Michael | French Defense: Exchange Variation | |
| Oct 17, 2025 | Ziems | 0–1 | Sauer | Round 18: Ziems, Michael - Sauer, Tim | Slav Defense | |
| Oct 17, 2025 | Sviridov | 0–1 | Ziems | Round 17: Sviridov, Vitaliy - Ziems, Michael | Horwitz Defense | |
| Oct 17, 2025 | Ziems | 0–1 | Engel | Round 16: Ziems, Michael - Engel, Bruno | Grünfeld Defense: Three Knights Variation, Burille Variation, Reversed Tarrasch | |
| Oct 17, 2025 | Ponyrko | 0–1 | Ziems | Round 15: Ponyrko, Matviy - Ziems, Michael | Queen's Pawn Game: Colle System | |
| Oct 17, 2025 | Ziems | ½–½ | Ay | Round 14: Ziems, Michael - Ay, Furkan | Grünfeld Defense: Brinckmann Attack | |
| Oct 17, 2025 | Langer | 0–1 | Ziems | Round 13: Langer, Michael S. - Ziems, Michael | Queen's Pawn Game: London System, with e6 | |
| Oct 17, 2025 | Nguyen | 1–0 | Ziems | Round 12: Nguyen, Phuc Nhat - Ziems, Michael | French Defense: Advance Variation, Milner-Barry Gambit, Hector Variation | |
| Oct 17, 2025 | Ziems | 0–1 | Sauer | Round 11: Ziems, Michael - Sauer, Ben | Nimzo-Indian Defense | |
| Oct 17, 2025 | Lueders Vega | 0–1 | Ziems | Round 10: Lueders Vega, Iago Ernst - Ziems, Michael | French Defense: Exchange Variation | |
| Oct 17, 2025 | Ziems | 0–1 | Schneider | Round 9: Ziems, Michael - Schneider, Ilja | Slav Defense | |
| Oct 17, 2025 | Mimkes | 1–0 | Ziems | Round 8: Mimkes, Antal - Ziems, Michael | French Defense: Advance Variation, Milner-Barry Gambit, Hector Variation | |
| Oct 17, 2025 | Ziems | 1–0 | Dahmen | Round 7: Ziems, Michael - Dahmen, Christoph | King's Indian Defense | |
| Oct 17, 2025 | Felis | 0–1 | Ziems | Round 6: Felis, Timo - Ziems, Michael | French Defense: Exchange Variation | |
| Oct 17, 2025 | Ziems | 1–0 | Bangert | Round 5: Ziems, Michael - Bangert, Jonas | Nimzo-Indian Defense | |
| Oct 17, 2025 | Koldunov | 0–1 | Ziems | Round 2: Koldunov, Elena - Ziems, Michael | French Defense: Exchange Variation | |
| Oct 17, 2025 | Ziems | ½–½ | Nietsch | Round 3: Ziems, Michael - Nietsch, Felix | Queen's Gambit Declined: Tartakower Defense | |
| Oct 17, 2025 | Polenz | 0–1 | Ziems | Round 4: Polenz, Fredrik - Ziems, Michael | Bird Opening | |
| Oct 17, 2025 | Ziems | 0–1 | Seyrek | Round 1: Ziems, Michael - Seyrek, Rohat | Queen's Gambit Declined: Harrwitz Attack | |
| Jun 14, 2025 | Ziems | 0–1 | Mesropyan | 2025 FIDE World Blitz Team Championship Pool C | Queen's Gambit Declined: Harrwitz Attack, Fianchetto Defense | |
| Jun 14, 2025 | Ziems | 1–0 | Yontar | 2025 FIDE World Blitz Team Championship Pool C | French Defense: Horwitz Attack, Papa-Ticulat Gambit | |
| Jun 14, 2025 | Ziems | 1–0 | Mortazavi | 2025 FIDE World Blitz Team Championship Pool C | Modern Defense | |
| Jun 14, 2025 | Kennedy | ½–½ | Ziems | 2025 FIDE World Blitz Team Championship Pool C | French Defense: Exchange Variation | |
| Jun 14, 2025 | Ziems | 0–1 | Dauren | 2025 FIDE World Blitz Team Championship Pool C | Benoni Defense: Old Benoni | |
| Jun 14, 2025 | Ivanov | 1–0 | Ziems | 2025 FIDE World Blitz Team Championship Pool C | French Defense: Exchange Variation | |
| Jun 14, 2025 | Ziems | 1–0 | Baktybek Kyzy | 2025 FIDE World Blitz Team Championship Pool C | Queen's Gambit Declined: Harrwitz Attack | |
| Jun 14, 2025 | Torres | 1–0 | Ziems | 2025 FIDE World Blitz Team Championship Pool C | French Defense: Classical Variation, Pollock Variation | |
| Jun 14, 2025 | Ziems | 0–1 | Imomkuzieva | 2025 FIDE World Blitz Team Championship Pool C | Grünfeld Defense: Three Knights Variation, Hungarian Variation | |
| Jun 14, 2025 | Enkhbayar | 1–0 | Ziems | 2025 FIDE World Blitz Team Championship Pool C | Queen's Gambit Declined: Three Knights Variation | |
| Jun 14, 2025 | Ziems | 0–1 | Lobkin | 2025 FIDE World Blitz Team Championship Pool C | Old Indian Defense | |
| Jun 14, 2025 | Kiritshenko | 0–1 | Ziems | 2025 FIDE World Blitz Team Championship matches C1-C6 | Queen's Gambit Declined: Harrwitz Attack | |
| Jun 13, 2025 | Regan | 0–1 | Ziems | Round 12: Regan, Natasha K - Ziems, Michael | English Opening: Agincourt Defense, Tarrasch Defense | |
| Jun 13, 2025 | Ziems | ½–½ | Smolinski | Round 11: Ziems, Michael - Smolinski, Wojciech | Grünfeld Defense: Brinckmann Attack | |
| Jun 13, 2025 | Tazhimyrzaev | ½–½ | Ziems | Round 10: Tazhimyrzaev, Elzarbek - Ziems, Michael | Sicilian Defense: Grand Prix Attack | |
| Jun 13, 2025 | Ziems | 1–0 | Demir | Round 9: Ziems, Michael - Demir, Aleyna | Slav Defense: Three Knights Variation | |
| Jun 12, 2025 | Morea | ½–½ | Ziems | Round 8: Morea, Georgiana-Steluta - Ziems, Michael | Queen's Gambit Declined: Three Knights Variation | |
| Jun 12, 2025 | Ziems | 0–1 | Zaiarski | Round 7: Ziems, Michael - Zaiarski, Stepan | Nimzo-Indian Defense | |
| Jun 12, 2025 | Ziems | ½–½ | Kiritshenko | Round 6: Ziems, Michael - Kiritshenko, Platon | Queen's Gambit Declined: Harrwitz Attack | |
| Jun 12, 2025 | Andries | 1–0 | Ziems | Round 5: Andries, Leia - Ziems, Michael | Sicilian Defense: Delayed Alapin Variation | |
| Jun 11, 2025 | Ziems | 1–0 | Mesropyan | 2025 FIDE World Rapid Team Championship matches 19-26 | Queen's Gambit Declined: Harrwitz Attack, Fianchetto Defense | |
| Jun 11, 2025 | Aryaman Ganguly | 1–0 | Ziems | 2025 FIDE World Rapid Team Championship matches 19-26 | French Defense: Advance Variation, Main Line | |
| Jun 11, 2025 | Ziems | 0–1 | Morell | 2025 FIDE World Rapid Team Championship matches 19-26 | Grünfeld Defense: Three Knights Variation, Burille Variation, Reversed Tarrasch | |
| Jun 11, 2025 | Imomkuzieva | 1–0 | Ziems | 2025 FIDE World Rapid Team Championship | French Defense: Classical Variation, Rubinstein Variation | |
| — | Ziems | 0–1 | Golenia | anderssen2025 | Slav Defense | |
| — | Ziems | 1–0 | Kunicki | Memorial Adolfa Anderssena 2025 | Queen's Gambit Declined: Harrwitz Attack | |
| — | Ziems | 1–0 | Dobrzanski | Memorial Adolfa Anderssena 2025 | Slav Defense: Czech Variation, Krause Attack | |
| — | Ziems | 0–1 | Marek | Memorial Adolfa Anderssena 2025 | Queen's Indian Accelerated | |
| — | Ziems | 1–0 | Bogenryter | Round 2: Ziems, Michael - Bogenryter, Hubert | ? | |
| — | Ziems | 1–0 | Lebek | Round 4: Ziems, Michael - Lebek, Janusz | ? | |
| — | Ziems | 1–0 | Semp | Round 6: Ziems, Michael - Semp, Szymon | ? | |
| — | Ziems | 0–1 | Tomasz Posluszny | Round 7: Ziems, Michael - Tomasz Posluszny | ? | |
| — | Ziems | 0–1 | Krzywda | Round 9: Ziems, Michael - Krzywda, Andrzej | ? | |
| — | Zareba | 0–1 | Ziems | Memorial Adolfa Anderssena 2025 | French Defense: Exchange Variation | |
| — | Huchla | 1–0 | Ziems | Memorial Adolfa Anderssena 2025 | French Defense: Exchange Variation | |
| — | Solecki | 0–1 | Ziems | Memorial Adolfa Anderssena 2025 | French Defense | |
| — | Kovalevsky | ½–½ | Ziems | anderssen2025 | French Defense: Steiner Variation | |
| — | Nowicki | ½–½ | Ziems | Memorial Adolfa Anderssena 2025 | French Defense: Steiner Variation | |
| — | Klekowski | 1–0 | Ziems | Round 1: Klekowski, Maciej - Ziems, Michael | ? | |
| — | Kucza | 1–0 | Ziems | Round 3: Kucza, Karol - Ziems, Michael | ? | |
| — | Djuric | 1–0 | Ziems | Round 5: Djuric, Stefan - Ziems, Michael | ? | |
| — | Jacek Gorny | 0–1 | Ziems | Round 8: Jacek Gorny - Ziems, Michael | ? | |