Katia Mann was born on July 24, 1883 in Munich, Bavaria, Germany. She was married to Thomas Mann. She died on April 25, 1980 in Kilchberg, Kanton Zürich, Switzerland.
Born to Alfred Pringsheim, a Jewish mathematician, and his wife Hedwig, daughter of the noted feminist Hedwig Dohm, she grew up with four brothers in Munich.
Gave birth to her 1st child at age 22, a daughter Erika Julia Hedwig Mann (aka Erika Mann) on November 9, 1905. Child's father is her late husband, Thomas Mann.