Daniel Stewart McGillis (born July 1, 1972) is a Canadian former professional ice hockey player.

He played nine seasons in the National Hockey League (NHL) for the Edmonton Oilers, Philadelphia Flyers, San Jose Sharks, Boston Bruins, and New Jersey Devils.

He spent the final three seasons of his career playing for Adler Mannheim of the German Deutsche Eishockey Liga (DEL).

During his senior season McGillis was traded by the Red Wings to the Edmonton Oilers for Kirk Maltby.

McGillis scored a career high 49 points during the 2000–01 season and won the Barry Ashbee Trophy as the Flyers top defenceman.