Marco Müller is a Swiss professional ice hockey winger who is currently playing with HC Lugano of the National League (NL).

[1] Müller had a breakout season in 2017–18 in his first year with Ambri, putting up 26 points (9 goals) in 47 NL contests.

[2] On January 28, 2019, Müller agreed to an early two-year contract extension with HC Ambri-Piotta to keep him at the club through the 2021–22 season.

[3][4] Müller was named to Switzerland's under-20 team for the 2014 IIHF World Junior Championships in Malmo, Sweden.

Müller made his debut with Switzerland men's team in February 2019 and has yet to appear in an IIHF World Championship.