Polish bass Rafał Siwek is internationally celebrated for his noble timbre, vocal depth, and dramatic command across the grand bass repertoire. 
In the 2026-27 season, he returns to the Staatsoper Berlin as Sobakin The Tsar´s Bride, to the Polish National Opera as Fiesco Simon Boccanegra and Frère Laurent Roméo et Juliette, and to the Wrocław Opera in the title role of Don Quichotte as well as Sparafucile Rigoletto. On the concert stage, he will perform the title role in Oberto with the Łódź Philharmonic.  

Siwek’s recent seasons have included Zaccaria Nabucco and Ramfis Aida at the Arena di Verona, Bayerische Staatsoper and Teatro di San Carlo, and Il Grande Inquisitore Don Carlo at Teatro alla Scala, Bayerische Staatsoper, Staatsoper Berlin, and Teatro Real Madrid. He sang Padre Guardiano La forza del destino at Opéra national de Paris, made house debuts at The Royal Ballet and Opera and Semperoper Dresden as Vodník Rusalka, and was reinvited as Timur Turandot to The Royal Ballet and Opera.

He has also returned to Teatro Colón Buenos Aires as Sarastro Die Zauberflöte and as Zaccaria Nabucco and performed the title role in Mefistofele at Teatro Lirico di Cagliari. Other major appearances include the title roles in Boris Godunov and Ivan the Terrible at the Bolshoi Theatre Moscow, Sarastro Die Zauberflöte at Teatro alla Scala, Il Commendatore Don Giovanni and Timur Turandot at the Arena di Verona, König Marke Tristan und Isolde at Teatro dell’Opera di Roma, and Oroveso Norma at Teatro Comunale di Bologna. He has sung Colline La bohème and Ferrando Il trovatore at the Teatro del Maggio Musicale Fiorentino, Il Commendatore at Lublin Opera, and is a regular guest at the Polish National Opera with roles such as Zaccaria Nabucco and Creonte Medea.

Siwek’s concert career includes performances under Lorin Maazel in Verdi’s Messa da Requiem and Beethoven’s Symphony No. 9 across Europe and the Middle East, and under Zubin Mehta at the Accademia di Santa Cecilia and Teatro del Maggio Musicale Fiorentino. He has also appeared in Rossini’s Stabat Mater in Verona with Alberto Zedda, and as Thibaut d’Arc The Maid of Orleans at the Concertgebouw Amsterdam, as well as in Mahler’s Symphony No. 8 with the Silesian Philharmonic.