Worldwide, Koullas (Koullas ) is an extremely rare unknown gender first name. Much more frequently, Koullas is the last name as well as the forename.
Mr, Panayiotis, Christina, Valandis, Nicholas, Michalis, Yiannis, Jeffrey, Deborah, Andreas, Michael, Christopher, Roulla, Marios, Julie, Debby, Katie, Chris, Sandy, Zach, John, Paul, Anna, Sophia, and Maximilianos
) is an extremely rare unknown gender first name. Much more frequently, Koullas is the last name as well as the forename.