[1] On the advice of her Munich agent, she changed her family name to Toma, the first name of her great-grandfather, in order to have a name that was easier to pronounce in Germany and to get better acting roles.

She then appeared in Yara by Yılmaz Arslan, as well as the movie Solo für Klarinette in 1998 with Götz George and Corinna Harfouch.

There were other minor supporting roles in Tatort as well as in the series Alarm für Cobra 11 - Die Autobahnpolizei, Großstadtrevier and Im Namen des Gesetzes.

In 2009, Universal released their single with the two songs Heartbeat Radio and Rock 'n' Roll Star (a collaboration with the London band Urban Delights).

In 2012 she got engaged to her childhood sweetheart and adopted the stage name "Mimi Fiedler", a combination of her nickname and his surname.

After separation and engagement in September 2017, Fiedler has been living in a relationship with TV producer and sports official Otto Steiner, with whom she has been married since 9 January 2019, since October 2017.