Niki Rikhard Tuuli (born 26 October 1995) is a Finnish former Grand Prix motorcycle racer. He most recently competed in the Supersport World Championship for QJMOTOR Factory Racing.
Between 2013 and 2015, Tuuli competed in the Superstock 600 series before moving up to the Supersport World Championship as a full-time rider in 2017. He competed as a wild-card entry in 2016 scoring podiums in all three races he participated.
After Zulfahmi Khairuddin retired from the sport, Tuuli replaced him in the SIC Racing Team to join the 2018 Moto2 World Championship.
In , Tuuli competed for the QJMOTOR Factory Racing in Supersport World Championship.
() (Races in bold indicate pole position, races in italics indicate fastest lap)
() (Races in bold indicate pole position; races in italics indicate fastest lap)
() (Races in bold indicate pole position; races in italics indicate fastest lap)
() (Races in bold indicate pole position; races in italics indicate fastest lap)