Kiriakou is one of the three children in her family among them the known Cypriot [[association football|footballer]] [[Kyriacos Pavlou]].<ref name="biography2"/><ref>{{cite web|url=http://showbizcy.com/index.php?id=45&hid=15161&cid=%CE%9A%CF%8D%CF%80%CF%81%CE%BF%CF%82&tag=%CE%B1%CE%B5%CE%BA%20the%20voice|title=Κούλλης Παύλου: Ο ποδοσφαιριστής αγκαλιά με την αδερφή του Μαρία Έλενα που μάγεψε στο The Voice|publisher=Showbizcy|accessdate=27 January 2014}}</ref> In 2006, she got married toCypriot [[Sports journalism|sportswritersports journalist]] Gregoris Gregoriou, with thewhom divorceeshe has three children; Kiriakou and Gregoriou followingdivorced in 2011.<ref name="gg">{{cite web|url=http://cynews.tv/%CE%BC%CE%B1%CF%81%CE%AF%CE%B1-%CE%AD%CE%BB%CE%B5%CE%BD%CE%B1-%CE%BA%CF%8D%CF%81%CE%B9%CE%B1%CE%BA%CE%BF%CF%85-%CE%BC%CE%B5-%CF%80%CE%BF%CE%B9%CF%8C%CE%BD-%CE%B3%CE%BD%CF%89%CF%83%CF%84%CF%8C-%CE%BA/|title=Μαρία Έλενα Κύριακου: Με ποιόν γνωστό Κύπριο ήταν παντρεμένη η Kύπρια που μάγεψε το Voice|publisher=CY News|accessdate=11 February 2014}}</ref> She has three children with Gregoriou.<ref name="gg"/>
