Surname Casilum (Casilum 
) , around the world, is a rare family name. The surname Casilum is characteristic of Philippines, where it is a rare surname, and the United States, where it is an extremely rare surname. Much less frequently, Casilum is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Casilum | United States, Philippines |
| zarah casilum particle physicist at Stony Brook University |
|
Alex, Vilma, Osias, Zarah, Zaida, Marvil, Marvel, Merlyn, Sheryl, Albert, Andres, Analyn, Angela, Cherry, Carmen, Collin, Cullen, Raniel, Romana, Rowena, Rowina, Reygie, Erwin, Eddie, Elder, Tirso, Rosa, Riza, Ruel, Gina, Jojo, Jean, Tony, Nida, Maria, Alvin, Retche, Allan, Relma, Rewen, Rhoda, Garyl, Gilda, Lenie, Liezl, Jonna, Jerry, Jeboy, Pedro, and Rhelma