El profeta
On the international stage Guéymard was a guest artist at the Royal Opera House in London in 1854. He also appeared at the French Opera in New Orleans in the 1873–1874 season. Other roles in Guéymard's repertoire included Arnold in "William Tell", Jean de Leyde in "Le prophète", both Manrico and Ruiz in "Il trovatore", Rodolfo in "Luisa Miller", Tebaldo in "I Capuleti e i Montecchi", and the title role in "Robert le diable".