Diandra Agatha Astuti (born January 3, 2000) is an Indonesian actress and model. Diandra was the winner of Gadis Sampul in 2013. She made her acting debut through the role of Rahma in the film Dear Nathan in 2017.

Since she was three years old, Diandra was directed to enter the world of modeling. Her father, who is a photographer, often made Diandra the object of his photos. When she was 13 years old, in 2013, Diandra participated in the Gadis Sampul event and won it.

Diandra made her acting debut through her role as Rahma in the film Dear Nathan in 2017.