Jekaterina Kordas (until 2011; Jekaterina Nikolajeva; born February 29, 1984 in Kohtla-Järve) is an Estonian actress.

She graduated from Kohtla-Järve Ahtme Gymnasium in 2002 and from the Estonian Academy of Music and Theater School of Performing Arts (24th flight) in 2010.

From 2003 to 2007, she played in Drugoi Theater productions. She has been an actress of the Russian Theater since 2011 and an actress of the Russian Puppet Theater since 2012.