Siiri Nordin (born 15 October 1980) is a Finnish singer.

She was the lead singer of the now defunct Finnish rock band Killer.

In 2003, she had a solo hit with the song "Sydämeni osuman sai", included on the soundtrack of the movie Helmiä ja sikoja.

Nordin participated in the 2011 Dancing with the Stars Compatible 6 with Jani Rasimus as her partner.

[4] In 2017, she moved from Helsinki to the village of Matildan in southwest Finland.