Lawyers Brussels Bar Association (FR)
- Olivia Wirtz
- Isabelle Wirtz
- Gérald Lionel Wirtz
- Ruth Wirtz
- Anne Witmeur
- Bertrand Wittamer
- Bernard Wizel
- Karolina Wojnowska-Hamelrijckx
- Nicholas Wolfe
- Julie Wolff
- Julien Wolsey
- Jean-Marc Wolter
- Angeline Woods
- Thomas Woolfson
- Charlotte Woolfson
- Venceslas Woronoff
- Josephine Woronoff
- Hippolyte Wouters
- Inès Wouters
- Elisabeth Anne Wright