She graduated from the Music Academy in Warsaw's Vocal Faculty, where she studied under Małgorzata Marczewska. She has perfected her vocal techniques on courses run by specialists in early music Evelyn Tubb and Andrew King.
In 1998, she was recognized for her vocal artistry at the Early Music Competition Przeszłość dla Przyszłości (Past for the Future). She received Zofia Rayzacherowa’s Prize in 2001 "for the greatest artistic individuality in the field of early music" at the 11th Festival of Early Music at Warsaw's Royal Castle.
A significant place in Anna Mikołajczyk-Niewiedział’s repertoire is reserved for oratories and cantatas. She has performed under the baton of such conductors as Mirosław Jacek Błaszczyk, Piotr Borkowski, Bohdan Jarmołowicz, Szymon Kawalla, Kazimierz Kord, Paweł Kotla, Jerzy Maksymiuk, Marcin Nałęcz-Niesiołowski, Paweł Przytocki, Wojciech Rajski, Marcin Sompoliński, Stefan Stuligrosz, Tadeusz Wicherek, Krzysztof Słowiński, Paul Goodwin, Kai Bumann, Zsolt Nagy, Charles Olivieri-Munroe, Mark Štryncl, and Roman Valek.
She has established a special reputation in the field of early music, working closely with many outstanding musicians, including Jan Tomasz Adamus, Marek Coudle, Tadeusz Czechak, Marek Toporowski, Jacek Urbaniak, and Jerzy Żak, as well as ensembles - Arte dei Suonatori, Bornus Consort, Concerto Polacco, Dolnośląska Orkiestra Barokowa (Lower Silesian Baroque Orchestra), Il Tempo, Kleine Kammer-Musique, Musicae Antiquae Collegium Varsoviense, Harmonia Sacra, Kapela Jasnogórska Jasna Góra’s Band, Musica Florea, Collegium Marianum from the Czech Republic, Musica Aeterna and Solamente Naturali from Slovakia, and Capella Augustana from Italy. She has performed with orchestras on many occasions: The Warsaw Philharmonic, Polish Baltic Philharmonic, Podlasie Opera and Philharmonic in Białystok, Poznań Philharmonic, Philharmonic in Kielce, Concerto Avenna, and Capella Bydgostiensis.
Anna Mikolajczyk-Niewiedział has a wide-ranging repertoire, from medieval secular songs to the Baroque and contemporary music, which she performs in Poland and abroad. Her major operatic roles include: Micaela in Bizet’s Carmen, Tatyana in Tchaikovsky’s Eugène Onegin, Euridice in Gluck’s Orfeo and Euridice, Galatea in Handel’s Acis and Galatea, Dido and Belinda in Purcell’s Dido and Aeneas, Anna in Stravinsky’s The Rake’s Progress, and Dorilla in Vivaldi’s Dorilla in Tempe, as well as those in Mozart's operas: Donna Anna in Don Giovanni, Contessa in The Marriage of Figaro, Elisa in Il Re Pastore, Sifare in Mitridate, Re di Ponto, and Pamina in The Magic Flute, Fiordiligi in Così fan tutte.
Her repertoire also includes contemporary music. She is often invited by composers, among them Paweł Łukaszewski and Benedykt Konowalski, to give premieres of their works.
She has participated in many music festivals such as Warszawska Jesień (Warsaw Autumn), Wratislavia Cantans, Gaude Mater, Laboratorium Muzyki Współczesnej (Laboratory of Contemporary Music), Festival of Polish Radio, Summer Song Festival of Polish Composers, Early Music Festival at the Royal Castle in Warsaw, Sagra Musicale Malestiana in Rimini (Italy), Prague Jaro (Czech Republic), Old Hudba Days in Bratislava (Slovakia), Oude Muziek in Utrecht (Netherlands), Vantaan Barokki in Helsinki (Finland), Creations Baroques Atlantique (France), and Tage alter Musik in Herne (Germany).
She has made numerous recordings for Polish Radio and for Polish Television. She has recorded CDs with Ars Nova, Dekameron, Il Canto, Concerto Polacco, Capella Augustana, Kleine Kammer-Musique, Musicae Antiquae Collegium Varsoviense and the Polish Radio Symphony Orchestra. Many of them have been nominated for the Fryderyk Prize of the Polish record industry and several have received the distinction: Muzyka Jasnogórska /Music from the Jasna Góra monastery (DUX 2006), Baird, Błażewicz, Łukaszewski, Borkowski (Musica Sacra 2006), Józef Zeidler – Musica Sacromontana (Polskie Radio SA/Stowarzyszenie Miłośników Muzyki Świętogórskiej im J. Zeidlera 2007), Jasnogórska Muzyka Dawna vol. 14 / Early Music from the Jasna Góra monastery (DUX 2007), and Paweł Łukaszewski – Sacred Music (Musica Sacra 2007). Her DUX recording of Szymanowski’s songs (with the pianist Edward Wolanin) received two Fryderyk Prizes in 2008, in the ‘vocal recital’ and ‘the debut of the year’ categories.
She received the Mayor of Gdańsk Theatre Award for the role of Maria Skłodowska-Curie in Elżbieta Sikora’s opera Madame Curie performed at the Baltic Opera, and together with the opera’s composer, she won the Storm of the Year Gazeta Wyborcza Award in the category of classical music. Madame Curie was released on DVD (by DUX). The recording received the prestigious French award Orphée du Prestige Liryque de l'Europe.
Author: Małgorzata Kosińska, Polish Music Information Centre, Association of Polish Composers, October 2007, update: November 2010, ed. & trans. GS, 22/08/2014