St. Louis Film Critics Association Award for Best Original Screenplay

The St. Louis Film Critics Association Award for Best Original Screenplay is an annual film award given by the St. Louis Film Critics Association since 2010. Together with the St. Louis Film Critics Association Award for Best Adapted Screenplay, it replaced the integrated St. Louis Film Critics Association Award for Best Screenplay (2004–2009).

Winners

2010s

Year	Winner	Writer(s)
2010	The King's Speech	David Seidler
2011	The Artist	Michel Hazanavicius
2012	Zero Dark Thirty	Mark Boal
2013	Her	Spike Jonze
2014	Birdman or (The Unexpected Virtue of Ignorance)	Alejandro G. Iñárritu, Nicolás Giacobone, Alexander Dinelaris Jr., and Armando Bo
2015	Spotlight	Tom McCarthy and Josh Singer
2016	Hell or High Water	Taylor Sheridan
2017	The Shape of Water	Guillermo del Toro and Vanessa Taylor
2018	Vice	Adam McKay
2019	Marriage Story	Noah Baumbach

2020s

Year	Winner	Writer(s)
2020	Promising Young Woman	Emerald Fennell
2021	Mass	Fran Kranz
2022	The Banshees of Inisherin	Martin McDonagh
	Everything Everywhere All At Once	Daniel Kwan and Daniel Schienert
2023	Barbie	Greta Gerwig and Noah Baumbach
2024	Saturday Night	Gil Kenan and Jason Reitman
2025	Weapons	Zach Cregger