Buddbyn is a village in Boden Municipality, in Norrbotten County, Sweden. Buddbyn lies at 15 m above sea level. It has 92 inhabitants. The nearest city is Luleå, 38 km to the southeast. Among the landmarks around are Boden Fortress (8.5 km), Överluleå Church (4.1 km) and Nederluleå Church (29 km).