- Born
- Birth nameAnne Clayton Costner
- In 2014, Costner founded Sound Off Films. Sound Off Films is a boutique production company focused on documentary and non-fiction storytelling. Founded with producer/ partner Adrienne Hall. Sound Off Films opened an office in 2016 in Ventura, California. Annie & Adrienne met during production on Racing Extinction, a high-intensity feature documentary about environmental activism, with the same team that made The Cove.
- IMDb mini biography by: Sound Off FIlms
- SpouseDr. Danny Cox(July 16, 2016 - present) (2 children)
- Parents
- RelativesJoe Costner(Sibling)Sharon Costner(Grandparent)Bill Costner(Grandparent)Lily Costner(Sibling)Hayes Costner(Half Sibling)
- Daughter of Kevin Costner and Cindy Costner.
- Member of the Brown University class of 2006.
- Older sister of Joe Costner and Lily Costner.
- Stepdaughter of Christine Baumgartner.
- Granddaughter of Bill Costner and Sharon Costner.
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