As a singer, she won the 2019 Dansk Melodi Grand Prix and represented Denmark at that year's Eurovision Song Contest in Tel Aviv, finishing 12th with 120 points.

She has written many songs of her own, performing in cafés, libraries and small school concerts.

[2][4] In December 2016, Leonora and her brother Linus were gold medallists at the Danish figure-skating championships.

[7][8] She won Danish Melodi Grand Prix 2019 after gaining 42% of the public and jury vote in the superfinal, beating favorites Julie & Nina, and Sigmund.

[9] Her song "Love Is Forever", written by Lise Cabble, Melanie Wehbe and Emil Lei, combines four different languages: English, Danish, German and French.