Dan Mihai Bratianu (April 16, 1908 - January 14, 1991) was a Romanian hockey player who was a member of the Romanian National Team at the World Championships in 1931, 1934, and 1935 (appearing in nine games total). He was a key figure during the early years of Romanian hockey. Bratianu played in Bucharest for Tenis Club Roman Bucharest, Hockey Club Roman Bucharest, and Telefon Club Bucharest. After the communist takeover of Romania, Bratianu was arrested and incarcerated for 15 years. He eventually moved to Switzerland, where he died in 1991.