Calvin Wimmer is an American film editor and assistant editor known for his extensive work in high-profile Hollywood productions. He began his career in the late 1990s, contributing as an assistant editor to notable films such as "South Park: Bigger, Longer & Uncut" (1999) and Oliver Stone's "Any Given Sunday" (1999). Over the early 2000s, he worked on projects including "The Chronicles of Riddick," "Speed Racer," and "Grand Champion," steadily building his reputation in the editorial department.