Trevor B. Sim (born June 9, 1970) is a Canadian former professional ice hockey forward who played most of his career in minor leagues. Sim was born in Calgary, Alberta. He played junior hockey for four different Western Hockey League teams and was part of the Swift Current Broncos team that won the 1989 Memorial Cup. He was selected by the Edmonton Oilers in the third round of the 1988 NHL Entry Draft, and made his National Hockey League debut in the 1989–90 season. Sim played in only three games with the Oilers and scored one assist. He was assigned to the minor league affiliate Cape Breton Oilers for the following season.