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Lætitia Sadier

Lætitia Sadier (born 6 May 1968), also known as Seaya Sadier, is a French musician best known as a founding member of the London-based avant-pop band Stereolab. In 1996, while Stereolab was still active, she formed the side project Monade. In 2009 – the same year Stereolab became inactive – she ended the Monade project and began to perform solo work under her own name; her current band is known as the Lætitia Sadier Source Ensemble.

Also recorded as Seaya Sadier

Lætitia Sadier

Sadier in 2013

Dirk Haun · CC BY 2.0

Name
Lætitia Sadier
Born
6 May 1968
Birthplace
Vincennes, France
Nationality
France
Occupation
singer · musician · composer
Fields
post-rock
Languages
French

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Lætitia Sadier (born 6 May 1968), also known as Seaya Sadier, is a French musician best known as a founding member of the London-based avant-pop band Stereolab. In 1996, while Stereolab was still active, she formed the side project Monade. In 2009 – the same year Stereolab became inactive – she ended the Monade project and began to perform solo work under her own name; her current band is known as the Lætitia Sadier Source Ensemble.

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Note VALÉORINE

Lætitia Sadier (born 1968) is a composer, musician and singer, of French nationality. The composer was born in Vincennes. Lætitia Sadier is a member of Laetitia Sadier Source Ensemble, McCarthy and Monade, among others.

The work spans post-rock. Languages used include French.

Composed from admitted, traceable facts · 01 October 2026

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wikidata · Q3178233 · wikipedia · Lætitia Sadier

In this article

  1. 01Biography
  2. 02Compositions and principal works
  3. 03Recordings and discography
  4. 04Honours and memberships
  5. 05Notes, references and evidence

The Encyclopedia exists whether or not anything is for sale. Corrections are recorded rather than overwritten, and every version of this record is kept. Published 16 August 2026.

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