Swedish operatic mezzo-soprano and hovsångare (royal court singer), born 4 November 1970 in Uppsala, Sweden.

She is educated at the Royal College of Music in Stockholm, the Music Conservatory in Orléans, France, and the school of the Royal Swedish Opera.

Besides operas and operettas, she has also performed chansons, cabaret, jazz, and appeared in musicals. She is a member of the Royal Swedish Academy of Music. Ernman represented Sweden in the Eurovision Song Contest 2009 with the song La Voix, finishing in 21st place.

Spouse of author and producer Svante Thunberg. Mother of climate activist Greta Thunberg.