Julio Macat (born 1959) is an Argentine-born American cinematographer.
Macat served as cinematographer on the 1990 Christmas comedy Home Alone and its sequels Home Alone 2: Lost in New York and Home Alone 3. Macat would frequently works on productions helmed by Tom Shadyac and Adam Shankman, such as Ace Ventura: Pet Detective, The Nutty Professor, The Wedding Planner and A Walk to Remember. Other credits include Miracle on 34th Street, My Fellow Americans, Cats & Dogs, Wedding Crashers, Pitch Perfect, Horrible Bosses 2, Daddy's Home and The Boss.
Macat has been married to actress Elizabeth Perkins since 2000.