Worldwide, Ritsko (Ritsko 
) is an extremely rare unknown gender given name. Much more frequently, Ritsko is the last name as well as the forename.
Mr, Shelly, Alfred, Kellie, Robert, Donald, Dorian, Janice, Joseph, Judith, Nathan, Edward, Uchida, Matthew, Mildred, Michael, Shellye, Christa, Patrick, Rachell, Dorothy, Gregory, Frank, Nancy, Jared, Janet, Ed, Mary, Mark, Alan, Cory, Dana, Gary, Gina, Lisa, John, Jessica, Sally, Susan, Aliza, Agnes, Carey, Renee, David, Donna, Gayle, Linda, Lydia, Sarah, and Timothy