Toby studied at the RNCM and whilst there made his International debut singing Guglielmo (Cosi fan Tutte) at the Aix-en-Provence Festival. On leaving the RNCM, he joined the ENO Jerwood Young Singers Programme before becoming a company principal. Major roles performed with the company include Guglielmo (Cosi fan Tutte), Papageno (Die Zauberflote), Schaunard (La Boheme), Pish-Tush (The Mikado), and Henry (The Fairy Queen).

In the UK, he has sung Papageno (Die Zauberflote) for Glyndebourne Touring Opera, Belcore (L'Elisir d'amore), Guglielmo and Schaunard with Opera Holland Park. A Nitro at the Opera House Linbury Studio and First Officer (The Death of Klinghoffer) with Scottish Opera.

Internationally he has sung Henry (The Fairy Queen) at the Teatro del Liceu Barcelona, Mars and Euro in Cesti's Il Pomo d'oro at the Batignano Festival and Schaunard at the Bregenz Festspiele.

His extensive concert repertoire includes Mozart Requiem, Faure Requiem, Haydn Creation and Bach B Minor Mass. He made his Wigmore Hall debut with a recital of German Lieder.

In 2006/7 he received excellent reviews for the role of Giuseppi Palmieri in Gilbert and Sullivan's The Gondoliers for ENO and Figaro (Il Barbiere di Siviglia) for Opera Holland Park.

In September 2007, Toby Stafford-Allen made his debut at the Hamburg Staatsoper as Donald (Billy Budd). He sung Chao-Sun (A Night at the Chinese Opera) in a new production for Scottish Opera in 2008.

Toby Stafford-Allen's recordings include Morales in Carmen for Chandos under David Parry, Journalist in Lulu for Chandos under Paul Daniel, First Officer in The Dialogues of the Carmelites for Chandos under Paul Daniel, Schaunard in La Boheme with Rolando Villazon and Ludovic Tezier under Wolf Schirmer for ORF, La Gazza Ladra for Chandos under David Parry and Trouble in Tahiti under Paul Daniel for BBC DVD.

Toby Stafford- Allen has established himself in the front rank of young British cavalier baritones. A charismatic and inventive stage performer, he has made his name in two standout Mozart roles: Guglielmo and Papageno.