Throughout the world, Jiongco (Jiongco 
) is an extremely rare masculine given name. Much more frequently, Jiongco is the last name as well as the forename.
Ma, Sandy, Sandi, Sally, Alice, Alvin, Allan, Arnel, Chedd, Chuck, Bless, Karen, Kerry, Paulo, Pilar, Randy, Romeo, Diana, Grace, James, Jason, Josie, Maria, Jovan, Earl, Nova, Aj, Ed, May, Adi, Ben, Ria, Jay, Jel, Eli, Mary, Alan, Anna, Paul, Raul, Rene, Gene, Joel, Jean, Jeff, Thek, Niel, Emma, and Jerry