Connor O'Neill is an American film editor who began his career in documentary filmmaking. He transitioned into narrative features by building a creative partnership with director Bennett Miller, serving as an additional editor on the critically acclaimed and award-winning films *Moneyball* (2011) and *Foxcatcher* (2014); he also worked on *Flight* (2012) and *Murderball* (2005). His work as editor on *Digger* marks his collaboration with director Alejandro G. Inarritu.

Beyond feature films, O'Neill has built an extensive career in commercial editing, crafting campaigns for major global brands including Apple, Audi, Samsung, Lexus, Adobe, American Express, and AT&T. His advertising work has earned him nominations and awards at The Clios, the Emmys, and Cannes. He is represented by the editorial company Final Cut, which added him to its Los Angeles roster.