Isak Öhrström (born 26 November 1990) is a Swedish slalom canoeist and an Olympian who has competed since 2006.
In 2008 as a junior he made it to the final at the World Championships in the Czech Republic. He also finished 4th at the Youth Olympic Games in Sydney 2009 after winning the semifinal.
In Brazil 2016 he became the first Swedish athlete in history to compete in the Olympic Games in Canoe Slalom. He finished in 15th place in the K1 event at the 2016 Summer Olympics in Rio de Janeiro.
At the World Championships in Spain 2019 he qualified a nation quota for the Tokyo Olympic Games for Sweden.
On the first ever race on the venue that will hold the Tokyo Olympic Games he finished in 5th place.
Isak has been in two World Cup finals, one in Prague 2015 and the other one in Ljubljana in 2016.
He has also won a number of races in the World Ranking Series organised by the International Canoe Federation.