All around the world, Sečen (Sečen 
) is an extremely rare unknown gender first name. Much more prevalently, Sečen is the last name as well as the forename.
Ana, Josipa, Vlasta, Marijan, Mirjana, Stefani, Stjepan, Andreja, Antonio, Dražen, Gordana, Hinko-Ivan, Željko, Patricia, Vladimir, Zvonimir, Snježana, Anamarija, Patrik, Karmen, Adrian, Silvia, Eva, Luka, Nola, Ines, Ivan, Igor, Mario, Marko, Ian Samuel, Karlo, Ruben, Dario, Josip, Vesna, Ivana, Marina, Marica, Marija, Katja, and Zvjezdana