Tonia Maria Zindel (born 15 July 1972) is a Swiss actress. She is known for her roles as Maja Lüthi in Lüthi und Blanc and Giulia in Amur senza fin.

Zindel was born and raised in Scuol, Grisons. She is a native Romansh speaker. In 1992 she was admitted to the Acting Academy of Zürich.