Stéphane Da Costa (born 11 July 1989) is a French professional ice hockey player who is currently playing for Avtomobilist Yekaterinburg of the Kontinental Hockey League (KHL). Born in France, Da Costa moved to the United States as a junior to develop as a player. After junior, Da Costa moved on to NCAA collegiate hockey, playing two seasons with Merrimack College. He then signed as a free agent with the National Hockey League (NHL)'s Ottawa Senators in 2011, and played three seasons in the organization, including 47 games with Ottawa. In 2014, he left the organization as a free agent, signing with CSKA Moscow.