Harriet Williams made her Royal Opera House, Covent Garden début as Erster Knappe Parsifal, returning to perform Flosshilde Der Ring des Nibelungen and Girl Aufstieg und Fall der Stadt Mahagonny. Also at the ROH she was the featured soloist in her début with The Royal Ballet performing six Duparc songs in L’Invitation au voyage. At English National Opera she made her début as Polinesso Ariodante.

Her repertoire includes title roles in Giulio Cesare, Carmen and Ariodante, Waltraute Die Walküre, Bradamante Alcina, Ottavia, Arnalta and Fortuna L’incoronazione di Poppea, Dido Dido and Aeneas, Mistress Quickly Falstaff, Fenena Nabucco, Hannah Kennedy Maria Stuarda, Smeton Anna Bolena, Flora and Annina La traviata, Marcellina Le nozze di Figaro, Suzuki Madama Butterfly, Angelina La Cenerentola, Rosina Il barbiere di Siviglia, Albine Thaïs, Pauline and Governess Queen of Spades, Nenila The Enchantress, Parseis Esclarmonde, Madame Larina Eugene Onegin, Mab La jolie fille de Perth, Erda Das Rheingold, Zweite Norn Götterdämmerung, Brangäne Tristan und Isolde and Geneviève Pelléas et Mélisande.

Harriet Williams has sung principal roles with Welsh National Opera, English Touring Opera, Opera Holland Park, Grange Park Opera, Longborough Festival Opera, the Early Opera Company and the Chelsea Opera Group.

She has performed under the baton of Sir Colin Davis, Sir Bernard Haitink, Sir Antonio Pappano, Sakari Oramo, Vladimir Jurowski, Petr Altrichter, Sir Neville Marriner, Carlo Rizzi, Christian Curnyn, Christopher Moulds and Wolfgang Seeliger. Harriet Williams has sung with The Royal Philharmonic Orchestra, The Royal Scottish National Orchestra, The Royal Liverpool Philharmonic Orchestra and The Academy of St-Martin-in-the-Fields. She appeared as Flosshilde in a semi-staged concert performance of Das Rheingold with the London Philharmonic Orchestra under Vladimir Jurowski at the Royal Festival Hall.

Major concert performances include Beethoven’s Ninth Symphony and Ravel’s Chansons madécasses with the Northern Sinfonia at The Sage, Gateshead and on tour in Hong Kong, and Bach Cantata No. 21 with the City of Birmingham Symphony Orchestra under Sakari Oramo, also broadcast on BBC Radio 3.

Her concert repertoire includes Bach Cantata No. 21, Christmas Oratorio and St Matthew Passion, Beethoven Ninth Symphony, Elgar Dream of Gerontius and The Music Makers, Handel Messiah, Haydn Harmoniemesse, Mahler Rückert-Lieder, Mendelssohn Elijah, Mozart Mass in C Minor and Requiem, Ravel Chansons madécasses, Rossini Petite messe solennelle and Stabat Mater, Saint-Saëns Requiem, Storge Jephtha, Verdi Requiem and Vivaldi Gloria.

Harriet Williams’s international engagements have included Mrs Olsen in Street Scene with Opéra de Toulon and in The Opera Group’s award winning production at Théatre du Châtelet and Gran Teatre del Liceu, and Maria in the Italian première of For You by Michael Berkeley at the Teatro Olimpico in Rome.

Amongst other contemporary roles she has performed the Old Sister 1 Babette’s Feast (John Browne) and Mrs Rogers The Doctor’s Tale by Anne Dudley and Terry Jones in the ROH Linbury Theatre and The Hostess in Alan Ridout’s The Pardoner’s Tale. She also took part in a series of six specially commissioned new operas for BBC 2 Television, singing the roles of Katerina and Girl.

Recent engagements include Mrs Olsen in Street Scene at the Teatro Real in Madrid and Opéra de Monte-Carlo in Monaco, Fricka in Die Walküre for Grimeborn Opera Festival, soloist in Mahler’s Rückert-Lieder with the Lambeth Orchestra, Brangâne Tristan und Isolde Act 2 with The Ealing Symphony Orchestra, soloist in Elgar’s Sea Pictures and Sheldon Bair’s Homefront 1944 with the Worthing Symphony Orchestra and the Ealing Symphony Orchestra, Brangäne Tristan und Isolde with The London Opera Company and soloist in Verdi’s Requiem with the Tonbridge Philharmonic Society. Future engagements include Second Norn Götterdämmerung in Longborough Festival Opera’s Ring Cycle and Madame Ulrica Arvidsson Un ballo in maschera with the Chelsea Opera Group.