17. Irena Poisl.
She was married to Frederico Olchowski in Brasil - RS - Novo Hamburgo. Irena Poisl and Frederico Olchowski had the following children: 33 i. Sérgio Olchowski was born in Brasil - RS - Novo Hamburgo. 34 ii. Jorge Olchowski was born in Brasil - RS - Novo Hamburgo.