Herkko Pöllänen (born 21 July 1994) is a Finnish tennis player.

Pöllänen has a career high ATP singles ranking of 711 achieved on 13 January 2014.

He also has a career high ATP doubles ranking of 531 achieved on 6 February 2017.

His first Davis Cup win came against Latvian tennis player Mārtiņš Podžus.

This biographical article relating to Finnish tennis is a stub.