Gavà (Catalan pronunciation: [ɡəˈβa]) is a municipality in the Baix Llobregat comarca, in the province of Barcelona in Catalonia, Spain. It borders the coast of the Mediterranean Sea between Viladecans and Castelldefels.

Gavà has a beach and two population centers: the city proper and Gavà Mar (Gavà Sea), a coastal neighborhood. Gavà's mayor belongs to the Socialists' Party of Catalonia.^{[citation needed]}

Lycée Français de Gavà Bon Soleil, a French international school, is in the town. British College of Gava, is in the town.