Rosa Kellner
Rosa Kellner was a German athlete who competed mainly in the 100 metres. She was born in Munich.
She competed for Germany in the 1928 Summer Olympics held in Amsterdam, Netherlands in the 4 × 100 metres where she won the bronze medal with her teammates Leni Schmidt, Anni Holdmann and Leni Junker. At the 1930 [Women's World Games] she won the gold medal in the 4 × 100 metres event with teammates Agathe Karrer, Luise Holzer and Lisa Gelius.