Klaus Kristian Snellman (20 March 1924 Helsinki – 25 June 2003 Helsinki) was a Finnish diplomat, a Bachelor of Political Science.
He was an Ambassador in 1976-1980 in Lima and Manila between 1980 and 1984 and then a negotiating officer of the Ministry for Foreign Affairs until 1986 when he was appointed Ambassador to Sofia, where he remained until his retirement in 1990.