Last name Rizaga (Rizaga 
) , in all the world, is a rare family name. The surname Rizaga is habitual in Philippines, where it is a rare surname, and Venezuela, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Rizaga | Venezuela, Philippines |
El, Rowen, Renan, Gemma, Grace, Lorna, Jolan, Jesus, Jimmy, Terry, Nelly, Elmar, Edgar, Hazel, Helen, Felix, Marlyn, Manuel, Shiela, Analyn, Analou, Adelyn, Roger, Romel, Rayla, Ramon, Ace, Leo, Jay, Emy, Eva, Mark, Avie, Kyle, Riza, Ruby, Aillen, Ruel, Joel, Irma, Maria, Sarah, Ariel, Arnel, Amely, April, Cesar, Pedro, Liza, and Carmen