Bobigny is a commune, or town, in the northeastern suburbs of Paris, Île-de-France, France. It is located 9.1 km (5.7 mi) from the centre of Paris. Bobigny is the prefecture of the Seine-Saint-Denis department, as well as the seat of the Arrondissement of Bobigny. It is the 11th most populous commune in Seine-Saint-Denis (2019).

Seine-Saint-Denis is a department of France located in the Grand Paris metropolis in the Île-de-France region. In French, it is often referred to colloquially as quatre-vingt treize or neuf trois, after its official administrative number, 93. Its prefecture is Bobigny.