Piz Martegnas is a mountain of the Oberhalbstein Alps, overlooking Savognin in Graubünden, Switzerland. Piz Martegnas is part of a ski area, a chair lift station lies 11 metres below the summit.

• List of mountains of Switzerland accessible by public transport

• Media related to Piz Martegnas at Wikimedia Commons
• Piz Martegnas on Hikr