| Rydberg, Carl Fredrik | | 0 | - | 1 | Giersing, Johannes | | Nordisk Skakforbunds Turnering(1) | 21/08-1899 |
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| Giersing, Johannes | | 0 | - | 1 | Krause, Orla Hermann | | Nordisk Skakforbunds Turnering(2) | 22/08-1899 |
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| Giersing, Johannes | | 1 | - | 0 | Englund, Fritz | | Nordisk Skakforbunds Turnering(3) | 23/08-1899 |
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| Dahl, Carl | | 1 | - | 0 | Giersing, Johannes | | Nordisk Skakforbunds Turnering(4) | 24/08-1899 |
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| Pritzel, Sofus Martin S | | 1 | - | 0 | Giersing, Johannes | | Nordisk Skakforbunds Turnering(5) | 25/08-1899 |
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| Giersing, Johannes | | ½ | - | ½ | Vaage, Svein Elias | | Nordisk Skakforbunds Turnering(6) | 26/08-1899 |
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| Moller, Jorgen | | 1 | - | 0 | Giersing, Johannes | | Nordisk Skakforbunds Turnering(7) | 27/08-1899 |
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| Giersing, Johannes | | ½ | - | ½ | Rosendahl, Andreas Christian | | Nordisk Skakforbunds Turnering(8) | 28/08-1899 |
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| Giersing, Johannes | | ½ | - | ½ | Nielsen, Vilhelm | | Nordisk Skakforbunds Turnering(9) | 29/08-1899 |
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| Giersing, Johannes | | 1 | - | 0 | Abersten, Simon | | Nordisk Skakforbunds Turnering(10) | 30/08-1899 |
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| Giersing, Johannes | | 0 | - | 1 | Lowenborg, Otto von | | Nordisk Skakforbunds turnering(1) | 03/07-1916 |
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| Nyholm, Gustaf | | 1 | - | 0 | Giersing, Johannes | | Nordisk Skakforbunds turnering(2) | 04/07-1916 |
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| Giersing, Johannes | | 1 | - | 0 | Jacobson, Ernst | | Nordisk Skakforbunds turnering(3) | 06/07-1916 |
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| Marchand, Max | | 1 | - | 0 | Giersing, Johannes | | Nordisk Skakforbunds turnering(4) | 07/07-1916 |
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| Giersing, Johannes | | ½ | - | ½ | Krause, Orla Hermann | | Nordisk Skakforbunds turnering(5) | 10/07-1916 |
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| Giersing, Johannes | | 0 | - | 1 | Johner, Paul F | | Nordisk Skakforbunds turnering(6) | 11/07-1916 |
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| Svensson, Sven O | | 0 | - | 1 | Giersing, Johannes | | Nordisk Skakforbunds turnering(7) | 13/07-1916 |
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| Giersing, Johannes | | 1 | - | 0 | Juhl, Iver | | Copenhagen Ch(?) | 16/03-1917 |
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| Giersing, Johannes | | 1 | - | 0 | Jensen, J.A. | | Copenhagen Ch(?) | 13/03-1918 |
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| Giersing, Johannes | | 1 | - | 0 | Moller, Jorgen | | Copenhagen Ch(?) | 1918 |
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| Giersing, Johannes | | 0 | - | 1 | Jacobsen, Egil | | dkch(3) | 04/07-1922 |
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| Pritzel, Axel Carl Martin | | 1 | - | 0 | Giersing, Johannes | | dkch(5) | 06/07-1922 |
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| Giersing, Johannes | | 1 | - | 0 | Andersen, Erik | | dkch(6) | 07/07-1922 |
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| Giersing, Johannes | | 1 | - | 0 | Kinch, S | | Copenhagen Ch(?) | /04-1924 |
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| Krause, Orla Hermann | | 1 | - | 0 | Giersing, Johannes | | Nordic Congress(1) | 11/08-1924 |
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| Giersing, Johannes | | 0 | - | 1 | Johner, Paul F | | Nordic Congress(2) | 12/08-1924 |
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| Nimzowitsch, Aron | | 1 | - | 0 | Giersing, Johannes | | Nordic Congress(3) | 13/08-1924 |
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| Giersing, Johannes | | 0 | - | 1 | Nilsson, Allan | | Nordic Congress(4) | 14/08-1924 |
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| Kinch, Svend | | 1 | - | 0 | Giersing, Johannes | | Nordic Congress(5) | 15/08-1924 |
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| Giersing, Johannes | | 0 | - | 1 | Olson, Anton | | Nordic Congress(6) | 16/08-1924 |
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| Loewenborg, Otto von | | 1 | - | 0 | Giersing, Johannes | | Nordic Congress(7) | 18/08-1924 |
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| Giersing, Johannes | | ½ | - | ½ | Berndtsson, Karl | | Nordic Congress(8) | 19/08-1924 |
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| Kier, Aage | | ½ | - | ½ | Giersing, Johannes | | Nordic Congress(10) | 21/08-1924 |
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| Giersing, Johannes | | 0 | - | 1 | Brinckmann, Alfred | | Nordic Congress(11) | 22/08-1924 |
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| Nielsen, Ejvind Verner | | 1 | - | 0 | Giersing, Johannes | | Danmarksmesterskabet(3) | 1925 |
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| Jensen, Thomas Chr | | 0 | - | 1 | Giersing, Johannes | | Danmarksmesterskabet(4) | 1925 |
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| Pedersen, Jens Otto | | 1 | - | 0 | Giersing, Johannes | | Copenhagen Ch(?) | 1925 |
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| Ruben, Karl | | 1 | - | 0 | Giersing, Johannes | | dkch(?) | 14/05-1927 |
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| Giersing, Johannes | | 1 | - | 0 | Pritzel, Axel | | Copenhagen Ch(?) | 27/03-1927 |
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| Giersing, Johannes | | 0 | - | 1 | Gemzoe, Jacob Erhard W | | Danmarksmesterskabet 1928(?) | /05-1928 |
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| Giersing, Johannes | | ½ | - | ½ | Gemzoe, Jacob Erhard W | | KM 1929(1) | 23/09-1929 |
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| Hage, Poul | | ½ | - | ½ | Giersing, Johannes | | KM 1929(2) | 25/09-1929 |
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| Giersing, Johannes | | ½ | - | ½ | Desler, Arno | | KM 1929(3) | 25/09-1929 |
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| Hansen, Helge Wittus | | 1 | - | 0 | Giersing, Johannes | | KM 1929(4) | 29/09-1929 |
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| Enevoldsen, Jens | | 1 | - | 0 | Giersing, Johannes | | Kbenhavnsmesterskabet(1) | 10/04-1933 |
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| Giersing, Johannes | | 0 | - | 1 | Klausen, Viggo | | Kbenhavnsmesterskabet(2) | 20/04-1933 |
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| Ruben, Karl | | 0 | - | 0 | Giersing, Johannes | | Kbenhavnsmesterskabet(3) | 04/12-1933 |
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| Gemzoe, Jacob Erhard W | | ½ | - | ½ | Giersing, Johannes | | Kbenhavnsmesterskabet(4) | 05/05-1933 |
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| Giersing, Johannes | | 0 | - | 1 | Andersen, Erik | | Kbenhavnsmesterskabet(5) | 1933 |
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| Nielsen, Julius | | 0 | - | 1 | Giersing, Johannes | | Kbenhavnsmesterskabet(6) | 23/05-1933 |
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| Giersing, Johannes | | 0 | - | 1 | Osiier, Kaj | | Kbenhavnsmesterskabet(7) | 1933 |
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| Cruusberg, Axel | | 0 | - | 0 | Giersing, Johannes | | Kbenhavnsmesterskabet(8) | 1933 |
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| Giersing, Johannes | | 0 | - | 0 | Desler, Arno | | Kbenhavnsmesterskabet(9) | 1933 |
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| Giersing, Johannes | | 0 | - | 1 | Klausen, Viggo | | KS 75.(1) | 1940 |
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| Giersing, Johannes | | 1 | - | 0 | Pritzel, Axel Carl Martin | | KS 75.(2) | 1940 |
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| Norman Hansen, Holger | | 1 | - | 0 | Giersing, Johannes | | KS 75.(3) | 1940 |
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| Rasmussen, PJ. | | 1 | - | 0 | Giersing, Johannes | | KS 75.(4) | 1940 |
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| Giersing, Johannes | | 0 | - | 1 | Desler, Arno | | KS 75.(5) | 1940 |
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| Larsen, Ingrid | | 0 | - | 1 | Giersing, Johannes | | KS 75.(6) | 1940 |
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| Giersing, Johannes | | 0 | - | 1 | Nielsen, John | | KS 75.(7) | 1940 |
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