Silja Helena Känsäkoski (born 9 August 1997)[1] is a Finnish swimmer.

She competed at the 2014 Youth Olympic Games and the 2016 FINA World Championships.

She was set to compete in the mixed 4 × 100 metre medley relay, but the Finnish team was disqualified after the first lap.[why?

She competed in the 4 × 100 metre medley relay with Laukkanen, Emilia Bottas, and Hanna-Maria Seppälä, and they finished 12th in the heats.

[5] At the end of her senior year, she received the Bill Kajikawa Award which is an award given to a male and a female graduating student-athlete based on academic excellence, athletic accomplishment, and service in the community.