Nina Sampermans (Dutch pronunciation: [ˈninaː ˈsɑmpərˌmɑns]; born 1993), known professionally as Ravvel, is a Belgian singer and songwriter. She is known for her work with, among others, Broiler, Hooverphonic and Gjon's Tears.

Sampermans was born in Antwerp in 1993 to a sound engineer and a music teacher.^[1] In 2016, she graduated from the Codarts University for the Arts in Rotterdam, Netherlands.^[1]

Sampermans began her career as a songwriter in 2011.^[1] In early 2012, Walter Mannaerts, Jean Bosco Safari [nl] and she submitted the song "Would You?" to Eurosong 2012: Een song voor Iris, the Belgian preselection for the Eurovision Song Contest 2012.^[2] The song was chosen by VRT to compete in the final, and was ultimately selected to represent Belgium in the Eurovision Song Contest 2012 with 53% of the televote.^[2]

In late 2014 and early 2015, she broke through as a singer with the single "Wild Eyes", which she had recorded with the Norwegian electronic music duo Broiler.^[3] The single peaked at the top of the VG-lista and at number 4 in the Flemish Ultratop Singles Chart. One year later, Sampermans became one of the three lead singers of the Belgian band Hooverphonic during their In Wonderland tour.^[3]

Following the cancellation of the Eurovision Song Contest 2020, Dutch composer Wouter Hardy and she co-wrote the song "Tout l'univers" for the Swiss representative Gjon's Tears at a songwriting camp in Zürich.^[4] The song was selected by a professional jury to represent Switzerland in the Eurovision Song Contest 2021.^[4] At Eurovision, the entry finished in third place with 432 points; Switzerland's best placement since 1993.