古良齐是保加利亚的城镇，位于该国北部，距离首府普列文34公里，由普列文州负责管辖，海拔高度18米，受大陆性气候影响，2009年人口3,432，居民主要信奉东正教。

• Gulyantsi municipality website （保加利亚文） （英文）

Gulyantsi (Bulgarian:Гулянци, pronounced [ɡuˈlʲanci]; also transliterated Guljanci, Gulyanci, Guliantzi, Gulyantzi, etc.) is a town in central northern Bulgaria, part of Pleven Province. It is the administrative centre of Gulyantsi municipality and lies in the central north of the province, near the town of Nikopol, very close to the Danube River. As of December 2009, the town has a population of 3,432 inhabitants.