Tubize is a Walloon municipality located in the Belgian province of Walloon Brabant. On January 1 2006 Tubize had a total population of 22,335. The total area is 32.66 km² which gives a population density of 684 inhabitants per km².
The municipality includes the former districts of Clabecq (Klabbeek), Oisquercq (Oostkerk), Saintes (Sint-Renelde), and Tubize. Bordering Flanders, the town is home to a minority of Dutch-speakers.
Tubize may refer to:
- A.F.C. Tubize, a Belgian football club
- Tubize, a Belgian municipality
- Tubize (company), see List_of_locomotive_builders#Belgium
- Tubize 2069, a preserved steam locomotive
- Tubize 2179, a preserved narrow-gauge steam locomotive