Nameday of Helen, Elena, Elene, Ellen, Eleni, Lena, Eleanor, Eleonora, Eleonor, Nora, Marilena, Norah, Konstantina, Constantina, Kostantina, Dina, Costantina, Konstantinos, Kostas, Costas, Constantine, Costantine, Gus, Constantin, Con, Ntinos, Dinos, Nantia, Nandia, Nadia, Nadya