Ian Halperin (born August 17, 1964 in Montreal, Quebec) is a Canadian investigative journalist, writer and documentary filmmaker.
His 2009 book, Unmasked: The Final Years of Michael Jackson was a #1 best-seller on the New York Times list on July 24, 2009.
He is the author or coauthor of nine books including Celine Dion: Behind the Fairytale, Fire and Rain: The James Taylor Story and Hollywood Undercover.
He coauthored Who Killed Kurt Cobain? and Love and Death: The Murder of Kurt Cobain with Max Wallace.
Halperin has contributed to 60 Minutes II and was a regular correspondent for Court TV.
He is a graduate of Concordia University in Montreal (BA 07).