Mark Stone is an English helden baritone, acclaimed for his performances of Wagnerian roles, such as Alberich in Das Rheingold and Siegfried at Longborough Festival Opera, Wotan in Die Walküre for Trondheim Symfoniorkester, and Gunther in Götterdämmerung at the Grand Théâtre de Genève. Future important Wagnerian role debuts include his Klingsor for Hamburgische Staatsoper and the title role in Der fliegende Holländer for Trondheim Symfoniorkester.

He works extensively in Germany (Hamburgische Staatsoper, Deutsche Oper Berlin, Staatsoper Hannover) and the USA (Santa Fe Opera, Opera Philadelphia) where he is also renowned for his performances of modern works such as the title role in Nixon in China and the world premiere of Huang Ruo’s M. Butterfly. ​ Other recent highlights include the title role in Wozzeck for Grand Théâtre de Genève, Wotan in Die Walküre for Grimeborn, for which he won the Offie Award for best performance in an opera, Sharpless in Madama Butterfly for Welsh National Opera, the White Knight in Gerald Barry’s Alice's Adventures Underground at the Royal Opera House, Balstrode in Peter Grimes at Opera Queensland and the The King in George Benjamin’s Lessons in Love and Violence at the Mariisnky Theatre.