Ahmetoğlu is a village in Devrek District, in Zonguldak Province, Türkiye. Ahmetoğlu lies at 729 m above sea level, in the Akçakoca Dağları mountains. It has 379 inhabitants. The nearest city is Devrek, 6.7 km to the northwest. Among the landmarks around are Köprübaşı Dam (21 km).