| Pettirsch, Gretchen | Frerichs | 1989 | Bremen-Mitte |
| Pettirsch, Josef | 1959 | Bremen-Mitte | |
| Pettirsch, Maria | Neumann | 1960 | Bremen-Hemelingen |
| Pettirsch, Paulina Karoline Wilhelmine | Pflueger | 1936 | Bremen 1 |
| Pettirsch, Pauline Ella Anna | 1920 | Bremen 1 | |
| Pettirsch, Theresia | Fabinger | 1912 | Bremen 1 |