Roberto Gaston Orcí (July 20, 1973 – February 25, 2025) was a Mexican-American film and television screenwriter and producer. He began his longtime collaboration with Alex Kurtzman while at school in California. Together they were employed on television series such as Hercules: The Legendary Journeys and Xena: Warrior Princess. In 2008, together with J. J. Abrams, they created Fringe. In 2013, they created Sleepy Hollow alongside Phillip Iscove. Orci and Kurtzman's first film project was Michael Bay's The Island, and due to that partnership they went on to write the scripts for the first two films of the Transformers film series. Orci first became a film producer with 2008's Eagle Eye and again with 2009's The Proposal.

He and Kurtzman subsequently returned to working with Abrams on Mission: Impossible III and both Star Trek and Star Trek Into Darkness. Between 2005 and 2011, Kurtzman and Orci's film projects took revenues of more than $3 billion. In April 2014, Orci and Kurtzman announced that they would only collaborate on television projects, and Orci worked on the third Star Trek film, Star Trek Beyond, until being replaced the following December. Orci created the television series Matador for the El Rey Network, but after this was initially renewed, it was cancelled at the end of the first season. Orci continued and Kurtzman continues to work as producers on the television series Limitless and Scorpion. Orci was awarded the Norman Lear Writer's Award and the Raul Julia Award for Excellence, in addition to shared awards and nominations including The George Pal Memorial Award.