Obruby is a village in Mladá Boleslav District, in the Central Bohemian Region, Czechia. Obruby lies at 255 m above sea level. It has 253 inhabitants (2024). The nearest city is Mladá Boleslav, 13.0 km to the west. Among the landmarks around are Kost Castle (4.9 km), Trosky Castle (12.2 km) and Valdštejn Castle (12.8 km). Among the natural features are Radouč (13.4 km) and Chrby (4.8 km).