[6] Van Rompaey was born on 3 January 1996 in Hoofddorp, North Holland, and raised in Wageningen, Gelderland, to Dutch and Belgian parents.

[9] Van Rompaey's first photoshoot was for the January 2013 and February 2013 issues of Elle Netherlands.

[12][7] She has done campaigns for Chanel,[13] Alexander McQueen, Valentino, Miu Miu, Chloe, Moschino, Celine, Ports 1961, Michael Kors, Fendi, Alberta Ferretti, Loewe, Sacai, Salvatore Ferragamo, Versace, Marc Jacobs, Isabel Marant, Prada, Coach,[14] Bottega Veneta,[15] Hugo Boss,[16] and Burberry.

[22] In 2016, casting director Piergiorgio Del Moro, who placed Van Rompaey in Versace, Victoria Beckham, and Fendi shows, told Vogue magazine that van Rompaey would have a long career because of her personality.

[27] Van Rompaey was ranked on Models.com's "Top 50" models list in 2016, calling her "one of the year's biggest breakout stars".