Stadium: Stadion am Bruchweg Round: 9
Referee: Manuel Bergmann Home Manager: Bartosch Gaul Away Manager: Daniyel Cimen
| Europe Friendlies | 2019/07/13 14:00 | Alemannia Aachen v Mainz II | L | 2-0 |
| Europe Friendlies | 2019/07/03 16:30 | Mainz II v SG Barockstadt | D | 0-0 |
| Germany Regionalliga South West | 2019/05/18 12:00 | Waldhof Mannheim v Mainz II | L | 1-0 |
| Germany Regionalliga South West | 2019/05/11 12:00 | Mainz II v TSV Steinbach | W | 2-1 |
| Germany Regionalliga South West | 2019/05/04 12:00 | TSV Eintracht Stadtallendorf v Mainz II | L | 2-1 |
| Germany Regionalliga South West | 2019/04/27 12:00 | Mainz II v Saarbrucken | W | 3-1 |
| Germany Regionalliga South West | 2019/04/18 12:00 | Freiburg II v Mainz II | L | 2-1 |
| Germany Regionalliga South West | 2019/04/12 17:00 | Mainz II v FSV Frankfurt | W | 2-0 |
| Europe Friendlies | 2019/07/09 18:00 | FC Giessen v SG Kinzenbach | W | 12-0 |
| Europe Friendlies | 2019/06/27 16:00 | Rot-Weiss Erfurt v FC Giessen | L | 4-2 |
| Europe Friendlies | 2019/06/22 12:00 | FC Giessen v Viktoria Aschaffenburg | D | 3-3 |
| Germany Oberliga Hessen | 2019/05/25 13:00 | FC Giessen v Alzenau | D | 2-2 |
| Germany Oberliga Hessen | 2019/05/18 13:00 | Baunatal v FC Giessen | W | 3-4 |
| Germany Oberliga Hessen | 2019/05/11 13:00 | FC Giessen v Turk Gucu Friedberg | W | 12-0 |
| Germany Oberliga Hessen | 2019/05/04 13:00 | FC Giessen v FSC Lohfelden | W | 2-1 |
| Germany Oberliga Hessen | 2019/04/27 13:00 | Hunfelder SV v FC Giessen | W | 0-3 |