Woluwé-Saint-Pierre (French), or Sint-Pieters-Woluwe (Dutch) is one of the nineteen municipalities located in the Brussels Capital Region of Belgium.
On 1 January 2000 the municipality had a total population of 37,922 (17,398 males and 20,524 females). The total area is 8.93 km² which gives a population density of 4,246.58 inhabitants per km².