Knut Olof Lennart Eriksson (4 February 1939 – 1 September 2017) was a Swedish wrestler.
At the 1969 World Championships he finished fourth in the unlimited-weight freestyle and won a bronze medal in the under 100 kg Greco-Roman contest.
He competed in the light-heavyweight freestyle event at the 1964 Summer Olympics, but was eliminated in the second round by the eventual winner Aleksandr Medved.