In the entire world, Sijera (Sijera 
) is an extremely rare male first name. Much more frequently, Sijera is the last name as well as the forename.
Anj, Rommel, Donato, Gerlie, Lucita, Evelyn, Marilyn, Madonna, Melchor, Mildred, Michael, Suzanne, Anthony, Corazon, Clarita, Rosario, Rodolfo, Dolores, Luciano, Jacinta, Jovelyn, Vanessa, Amanda, Arlene, Sheryl, Nafel, Ben, Rey, Luz, Jan, Ida, Mark, Dale, Gema, Gina, Lala, Methelyn, Jose, Joji, Jede, Juny, Nema, Elna, Ailyn, Danny, Lerma, James, Jofel, Joel, and Miserere