Walter Delle Karth Jr. (Alternate listings: Walter delleKarth, Walter Delle-Karth; born August 11, 1946 in Innsbruck, Tyrol) is an Austrian bobsledder who competed from the early 1970s to the mid-1980s. He won two medals in the four-man event at the FIBT World Championships with a silver in 1973 and a bronze in 1974.