Maartje Jonker has seen 9 bands.

Band Concerts Seen
  Niall Horan 3 concerts
  Alexander Stewart 1 concert
  Calum Scott 1 concert
  Duncan Laurence 1 concert
  Harry Styles 1 concert
  Lauv 1 concert
  Mark Ambor 1 concert
  Olivia Rodrigo 1 concert
  Zara Larsson 1 concert