Sidney Flanigan
- Born
- 19 October 1998 (age 27)
- Place of birth
- Buffalo, New York, USA
- Known for
- Actor
Sidney Flanigan was born on 19 October 1998 in Buffalo, New York, USA. She is an actress, known for Never Rarely Sometimes Always (2020), Eco Village (2024) and The Low End Theory (2025).
