Jekaterina Linnamäe (until 2020 Jekaterina Novosjolova; born September 4, 1985) is an Estonian actress.

In 2008,she graduated from the Estonian Academy of Music and Theater School of Performing Arts (XXIII flight).

She has participated in the TV series "Tuulepealne maa", "Kelgukoerad", "Riigimehed", "Eestlane ja venelane", "Papad mammad", “Kättemaksukontor”.