La Fontaine Park (French: Parc La Fontaine) is a 34 ha (84 acres) urban park located in the borough of Le Plateau-Mont-Royal in Montreal, Quebec, Canada. Named in honour of Louis-Hippolyte Lafontaine, The park's features include two linked ponds with a fountain and waterfalls, the Théâtre de Verdure open-air venue, the Calixa-Lavallée cultural centre, a monument to Adam Dollard des Ormeaux, playing fields and tennis courts.
Its outdoor swimming pools are a popular attraction during Montreal's hot summers, with outdoor ice skating in winter. Bike paths run along the park’s western and northern edges.
Parc Lafontaine is surrounded by Sherbrooke Street on the South, Parc-La Fontaine Avenue on the West, Rachel Street on the North, and Papineau avenue on the East.