Lieselot De Wilde graduated magna cum laude at the Lemmens Institute, tutored by Dina Grossberger and Katelijne Van Laethem. Later on she studied with Jard Van Nes. Her vocal versatility, generous stage presence and artistic personality make her a remarkable performer of the contemporary, early music and chamber music repertoire. She participated in the Academy of Pierre Boulez during the Lucern Festival in 2014 where she sang the first solo part in Luciano Berioʼs Coro under the direction of Sir Simon Rattle. She obtained a first prize during the Concours Axion Classic of Belfius Bank in 2003 as well, attended master classes with Alain Buet, Greta De Reyghere, Axel Everaert and Udo Reinemann and was introduced in early music practice by Erik Van Nevel, Dirk Snellings, Jill Feldman and Stratton Bull.

Lieselot sang in The Fairy Queen by Henry Purcell with Muziektheater Transparant, and performed as one of the daughters in Akhnaten by Philip Glass at Opera Flanders. She was one of the three soloists in The Wasp Factory, an opera by the minimalistic and experimental Icelandic composer Ben Frost. This production was commissioned by Kunst Aus der Zeit of the Bregenzer Festspiele and travelled on to Hebbel Am Ufer (Berlin, Germany), Holland Festival and Royal Opera House Covent Garden. At Schlossmediale Werdenberg (Switzerland) she sang the creation of Turm und Tide by Annette Schmucki. She created works of Frank Nuyts and Benjamin Van Esser during several editions of the festival for contemporary music Voorwaarts Maart / En avant Mars at De Bijloke, Ghent (Belgium).

Upcoming: Lieselot will sing in several productions of Dick van der Harst (Huis der verboden muziekjes, Say No! and Geschiedenis van de wereld in twee uur), and several productions of Psallentes. Also remarkable for spring 2017 are two CD releases: Trois Visages d'Hécate is a recording together with Korneel Bernolet and his Ensemble Apotheosis for the label Et'Cetera of Cantates Françaises pour voix seule by Nicolas Bernier.  There is also the first CD of Bel Ayre, 'A Canzone 'e Partenope, a recording of Canzoni Popolari Napolitane. She will sing in Bach's Tilge, Höchster, meine Sünden with Apotheosis for Festival van Vlaanderen Mechelen and Bach's Hohe Messe with Hildebrandt Consort. In june reheasals will start with Zefiro Torna and Ultima Thule for the production B.I.G.

Lieselot regularly works with LOD, a Ghent-based production company for creation of contemporary opera and music theatre. She sang the role of Hannah in the production Muur (Inne Goris, D.Pauwels),  the role of Arthur Rimbaud in LʼAutre Hiver (Dominique Pauwels) and performed in Meneer Afzal (Pieter De Buysser, Thomas Smetryns) and Huis der verboden muziekjes - De Revanche (Dick van der Harst). These productions toured to Kunstenfestivaldesarts Brussels, Opera Days Rotterdam, Centre National des Arts Ottawa, Festival TransAmériques Montréal, Gulbenkian Musica Lisboa, De Singel Antwerp, Opera Flanders, Handelsbeurs Concertzaal Ghent, Théâtre du Nord de Lille, Le Parvis Tarbes, Le Printemps des Comédiens Montpellier, and more to come. In 2018 she will create the role of La Jeune Fille in the opera L'Inconnue de la Seine by Frederik Neyrinck and Sabryna Pierre.

She sings with contemporary music ensembles Spectra, Musiques Nouvelles, Asko/Schönberg, Lucelin and early music ensembles Psallentes, Flanders Recorder Quartet, Vox Luminis, Chœur de Chambre de Namur, Encantar, Canto LX a.o. She worked with conductors Léonardo Garcia Alarcòn, James Wood, Titus Engel, Lionel Meunier, Frank Agsteribbe, Erik Van Nevel, Filip Rathé, Benjamin Glorieux, Joey Marijs and stage directors Nigel Lowery, Amir Hosseinpour, Sasha Milavic Davies, Stéphanie Jasmin, Denis Marleau, Inne Goris a.o.
She cherishes an intense collaboration with the young conductor and cembalo player Korneel Bernolet and his ensemble Apotheosis. 

Furthermore Lieselot is member of the ensemble Bel Ayre. They were Selected Promising Ensemble during the IYAP edition of 2011 and were Scoop Ensemble of the Concertgebouw Brugge during the season 2015-2016. They gave concerts in Belgium, the Netherlands, France, Italy and Lithuania. 

Lieselot also gained general recognition in Flanders, acting as the archetype De Sopraan in a Flemish television program. She sang fragments of opera arias in a series of poetical short films that were broadcast on national television, in prime time.