Per Gunnar Börje Berlin (1 August 1921 – 22 December 2011) was a Swedish wrestler who competed in the 73 kg freestyle and Greco-Roman categories.
He won a freestyle silver medal at the 1952 Summer Olympics and a Greco-Roman bronze in 1956.
He received another bronze medal at the 1949 European Championships, and three times finished fourth in freestyle wrestling: at the 1951 and 1954 world championships and at the 1956 Olympics.