All over the world, Ongkingco (Ongkingco 
) is an extremely rare unknown gender given name. Much more frequently, Ongkingco is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Ongkingco | Australia, Philippines, Switzerland, United States, Greece |
Max, Allan, Armie, Chona, Carlo, Billy, Kevin, Pablo, Ramon, Ramil, Robin, Rocel, Renel, Garry, Gilda, Lucia, Japee, Jenny, Norma, Erica, Efren, Farah, Sheng, Sarah, Melba, Marlo, Kit, Roy, Ria, Mark, Cris, Paul, Ruel, Rhea, Gino, Leah, Irene, Jake, Joey, Jeff, Jude, Nora, Noel, Neil, Edna, Iris, Zari, Maria, Jose, and Irvin