Sebastiano Ranfagni (born 8 August 1985) is a male Italian swimmer.

In 2012 Sebastiano Ranfagni qualified for his first Olympic appearance in London 2012.

[1] There he competed in the men's 200 m backstroke, being knocked out in the first round.

[2] Ranfagni was born in Germany, but is Italian citizen, he is very tall, at 205 cm.

[3]