Kazuki Yazawa (矢澤 一輝, Yazawa Kazuki, born 4 March 1989 in Iida, Nagano) is a Japanese slalom canoeist who has competed at the international level since 2006. At the 2008 Summer Olympics in Beijing, he was eliminated in the qualifying round of the K1 event finishing in 18th place. Four years later at the London games he was able to qualify for the final of the K1 event where he finished in 9th place. His sister Aki Yazawa is also an Olympic slalom canoeist.