In all the world, Gillus (Gillus 
) is a very rare masculine first name. More prevalently, Gillus is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Gillus | Brazil, France, United States, South Africa, India |
Amy, Kelli, Percy, Peggy, Raven, Regan, Derik, David, Davie, Donte, Larry, Louis, Lydia, James, Jamar, Jason, Joyce, Jerry, Jewel, Tauna, Tonja, Norma, Brian, Bobbi, Betty, Corey, Ken, Roy, Lia, Ida, Ian, Mary, Mark, Sade, Beth, Rose, Erwin, Gail, Lori, Jean, Tony, Vera, Mekia, Alvin, Alton, Andre, Agnes, Carla, Lisa, and Hilda