Sian Heder

American writer and filmmaker (born 1977)

Sian Heder (/ˈʃɑːn ˈhdər/; born June 23, 1977) is an American writer and filmmaker. She is known for writing and directing the movie CODA (2021), for which she won the Academy Award for Best Adapted Screenplay and BAFTA Award for Best Adapted Screenplay.[1]

Heder in March 2022

Heder was born in Cambridge, Massachusetts. Her parents are artists Mags Harries and Lajos Héder. Her mother is Welsh and her father is Hungarian. She is married to David Newsom and has two children.


  1. Galuppo, Mia (March 27, 2022). "'CODA's' Sian Heder Thanks Deaf, CODA Collaborators for Being "Teachers" in Adapted Screenplay Win". The Hollywood Reporter. Retrieved March 29, 2022.

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