Lauri Tapani Vilkko (13 August 1925 – 13 October 2017) was a Finnish modern pentathlete who competed in the 1948 Summer Olympics and in the 1952 Summer Olympics.
He won a bronze medal in the team event in 1952.
He was a military officer who retired as a colonel in 1985 having worked as a chief of the topography department in the Finnish Army.