Family name Caigas (Caigas 
) , throughout the world, is a rare cognomen. The last name Caigas is characteristic of Philippines, where it is a rare surname, Saudi Arabia, where it is a very rare surname, and the United States, where it is an extremely rare surname.
Pio, Tito, Noel, Elsa, Edna, Emil, Fred, Olga, Matea, Merly, Annie, Anita, Ariel, Arnel, April, Celsa, Bryan, Kakai, Kevin, Ramil, Romeo, Roger, Judy, Joel, Jone, John, Rey, Rex, Dan, Leo, Luz, Tem, Eva, Val, Ice, Alma, Ruben, Bibs, Rose, Riza, Rima, Ruby, Gina, Glen, Lani, Lina, Lito, Jose, Kris, and Grace