Bulgarograsso is a northern Italian municipality ( comune ) with 3932 inhabitants ( 31 December 2012) in the Province of Como. It is located about 10 kilometers southwest of Como and about 35 kilometers north- west of Milan.

The place name derives from a small Roman fort ago. The diminutive of Burgus is Bulgarus. The suffix grasso indicates the fertility of the area. Not by the municipality, but little of it away is the A9 motorway from Chiasso to Lainate.