Games played by Johannes Hjalmar Giersing
| White | ELO W | Black | ELO B | Result | Moves | ECO | Date | Tournament | View |
| Giersing, J | Jonsson, H | 1-0  |
47 | C42 | 1901 | Nordic Congress |
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| Giersing, J | Abersten, S | 1-0 |
29 | C50 | 1901 | Nordic Congress |
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| Fridlizius, J | Giersing, J | 1-0 |
47 | D05 | 1901 | Nordic Congress |
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| Giersing, J | Abersten, S | 1-0 |
71 | C56 | 1899 | Nordic Congress 2nd |
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| Giersing, J | Nielsen, V | ½-½ |
64 | C42 | 1899 | Nordic Congress 2nd |
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| Giersing, J | Rosendahl, A | ½-½ |
38 | C53 | 1899 | Nordic Congress 2nd |
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| Giersing, J | Vaage, S | ½-½ |
50 | C67 | 1899 | Nordic Congress 2nd |
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| Giersing, J | Englund, F | 1-0 |
22 | C50 | 1899 | Nordic Congress 2nd |
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| Giersing, J | Krause, O | 0-1 |
41 | C56 | 1899 | Nordic Congress 2nd |
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| Rydberg, C | Giersing, J | 0-1 |
22 | C44 | 1899 | Nordic Congress 2nd |
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| Dahl, C | Giersing, J | 1-0 |
37 | C77 | 1899 | Nordic Congress 2nd |
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| Pritzel, S | Giersing, J | 1-0 |
21 | C59 | 1899 | Nordic Congress 2nd |
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| Moller, J | Giersing, J | 1-0 |
17 | C67 | 1899 | Nordic Congress 2nd |
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