Throughout the world, Rolko (Rolko 
, Ролко 
, Ролько 
) is an extremely rare boy's first name. Much more prevalently, Rolko is the last name as well as the forename.
Mr, Denis, Debra, Diane, Louis, Louie, Lucie, Lukas, James, Joann, Randy, Jessi, Julia, Juraj, Tomas, Eliza, Edith, Erich, Emily, Frank, Martin, Jenny, Martha, Peter, Keith, Ms, Ed, Ann, Jan, Ian, Mary, Mike, Seth, Paul, Patty, Jana, John, Nico, Igor, Sarah, Samko, Scott, Chris, Karen, Kelly, Jack, and Matúš