Any siginificant deviation from fundamental value observed in a market is acctepted to be an anomaly. As one of the most commonly referred anomalies in markets, January effect may be used to explain abnormal stock returns observed in January. The aim of this paper is to examine the January effect in two emerging markets for the time period between 2000 and 2014 using daily closing prices with power ratios analysis. Our results indicate that January effect is persistent for both Borsa Istanbul (BIST-100) and Bucharest Stock Exchange (BET).