Cognomen Grutas (Grutas 
) , all around the world, is quite a rare last name. The surname Grutas is habitual in Philippines, where it is quite a rare surname, Saudi Arabia, where it is a rare surname, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Grutas | Saudi Arabia, Malaysia, United States, Spain, Philippines |
May, Lota, Jose, John, Joan, Joel, Joey, Jean, Juan, Juvy, Jhun, Nora, Nova, Noel, Noli, Nery, Ness, Nena, Elma, Edna, Eric, Emil, Liza, Emma, Leny, Gina, Mae, Ana, Kim, Rey, Rea, Dan, Leo, Jay, Joy, Noe, Mark, Mila, Seth, Alex, Alma, Aiza, Aemi, Raul, Roel, Rene, Ruby, Lara, and Ekel