| FIVB Warsaw | 2019/06/14 11:10 | Betzien M / Erdmann J v Plavins M / Tocs E | 0-2 |
| FIVB Warsaw | 2019/06/13 13:00 | Mol/Sorum v Betzien M / Erdmann J | 2-0 |
| FIVB Warsaw | 2019/06/12 16:00 | Allen W / Slick S v Betzien M / Erdmann J | 1-2 |
| FIVB Warsaw | 2019/06/12 11:20 | Betzien M / Erdmann J v Gonzalez Bayard S R / Reyes Rodriguez L E | 2-0 |
| German Beach Tour - Nurnberg | 2019/06/02 13:00 | Lohmann M / Schröder J v Betzien M / Erdmann J | 0-2 |
| German Beach Tour - Nurnberg | 2019/06/02 08:45 | Betzien M / Erdmann J v Poniewaz B / Poniewaz D | 2-0 |
| German Beach Tour - Nurnberg | 2019/06/01 16:00 | Betzien M / Erdmann J v Wolf/Wolf | 2-1 |
| German Beach Tour - Nurnberg | 2019/06/01 08:40 | Betzien M / Erdmann J v Popp M / Sievers M | 2-1 |