Cognomen Ongkingco (Ongkingco 
) , all over the world, is a rare family name. The surname Ongkingco is characteristic of Philippines, where it is a rare surname, Switzerland, where it is a very rare surname, and Greece. Measured by absolute frequency, this name is the most popular in Philippines, the United States, and Australia.
| VARIANT | COUNTRY |
|---|---|
| Ongkingco | Australia, Greece, Philippines, United States, Switzerland |
|
michelle ongkingco American actress, US (b. 1988) |
|
| francis b. ongkingco Filipino Catholic priest and theologian (1968–), PH (b. 1968) |
|
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