| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 51. M M Jacobsen vs S Briem |
| 1-0 | 60 | 2018 | Reykjavik Open | A40 Queen's Pawn Game |
| 52. K Kavutskiy vs M M Jacobsen |
| 1-0 | 20 | 2018 | Reykjavik Open | A50 Queen's Pawn Game |
| 53. M M Jacobsen vs H Haraldsson |
 | 1-0 | 28 | 2019 | Reykjavik Open | D37 Queen's Gambit Declined |
| 54. N Djukic vs M M Jacobsen |
| ½-½ | 84 | 2019 | Reykjavik Open | C96 Ruy Lopez, Closed |
| 55. M M Jacobsen vs Q Loiseau |
| ½-½ | 13 | 2019 | Reykjavik Open | D02 Queen's Pawn Game |
| 56. D Gukesh vs M M Jacobsen |
| ½-½ | 34 | 2019 | Reykjavik Open | B18 Caro-Kann, Classical |
| 57. M M Jacobsen vs G Petursson |
| 1-0 | 30 | 2019 | Reykjavik Open | A04 Reti Opening |
| 58. K Korley vs M M Jacobsen |
| 1-0 | 75 | 2019 | Reykjavik Open | D37 Queen's Gambit Declined |
| 59. B Thorfinnsson vs M M Jacobsen |
| 1-0 | 21 | 2019 | Reykjavik Open | D00 Queen's Pawn Game |
| 60. S Gagare vs M M Jacobsen |
| 0-1 | 47 | 2019 | Najdorf Memorial Open-A | B12 Caro-Kann Defense |
| 61. M M Jacobsen vs J Tomczak |
| 0-1 | 35 | 2019 | Najdorf Memorial Open-A | E11 Bogo-Indian Defense |
| 62. A Kubicka vs M M Jacobsen |
| 1-0 | 37 | 2019 | Najdorf Memorial Open-A | B12 Caro-Kann Defense |
| 63. M M Jacobsen vs B Shkliar |
| 0-1 | 36 | 2019 | Najdorf Memorial Open-A | A04 Reti Opening |
| 64. M M Jacobsen vs R Sliwerski |
| 1-0 | 40 | 2019 | Najdorf Memorial Open-A | D38 Queen's Gambit Declined, Ragozin Variation |
| 65. R Malynovskyi vs M M Jacobsen |
| 1-0 | 48 | 2019 | Najdorf Memorial Open-A | D31 Queen's Gambit Declined |
| 66. M M Jacobsen vs D Sanz Wawer |
| 1-0 | 55 | 2019 | Najdorf Memorial Open-A | D27 Queen's Gambit Accepted, Classical |
| 67. T Zebracki vs M M Jacobsen |
| 1-0 | 31 | 2019 | Najdorf Memorial Open-A | D01 Richter-Veresov Attack |
| 68. J Rempe vs M M Jacobsen |
| 0-1 | 33 | 2019 | Xtracon Open | B18 Caro-Kann, Classical |
| 69. M M Jacobsen vs C Stovring |
| 1-0 | 42 | 2019 | Xtracon Open | E60 King's Indian Defense |
| 70. G Sargissian vs M M Jacobsen |
| 1-0 | 30 | 2019 | Xtracon Open | D30 Queen's Gambit Declined |
| 71. M M Jacobsen vs T T Jepsen |
| 1-0 | 48 | 2019 | Xtracon Open | A04 Reti Opening |
| 72. D Gallagher vs M M Jacobsen |
| ½-½ | 45 | 2019 | Xtracon Open | B12 Caro-Kann Defense |
| 73. M M Jacobsen vs C Colbow |
| 0-1 | 31 | 2019 | Xtracon Open | A04 Reti Opening |
| 74. J J Christiansen vs M M Jacobsen |
| 0-1 | 32 | 2019 | Xtracon Open | A61 Benoni |
| 75. M M Jacobsen vs A Le Besq |
| 1-0 | 48 | 2019 | Xtracon Open | E61 King's Indian |
Kibitzing
