Diaana Babnicova (born June 1, 2009) is a British child actress. She began her career on the West End. On television, she is known for her roles in the Sky Kids series Little Darlings (2022) and the CBBC series The Famous Five (2023). Her films include Don't Breathe 2 (2021) and Sound of Hope: The Story of Possum Trot (2024).

Babnicova was born to Ghanaian mother Sandra Frimpong and Slovak father Juraj Babnič. She has an older brother Denis. At age 10, Babnicova earned a scholarship to the Sylvia Young Theatre School. She previously trained at London Arts Academy (LAA).