Konstantinogradsky Uyezd (ÃÂþýÃÂÃÂðýÃÂøýþóÃÂðôÃÂúøù ÃÂõ÷ô) was one of the subdivisions of the Poltava Governorate of the Russian Empire. It was situated in the southeastern part of the governorate. Its administrative centre was Konstantinograd (present-day Krasnohrad).
At the time of the Russian Empire Census of 1897, Konstantinogradsky Uyezd had a population of 230,310. Of these, 86.1% spoke Ukrainian, 11.8% spoke Russian, 1.1% spoke German, 0.9% spoke Yiddish and 0.1% spoke Belarusian as their native language.