Nikita Stevie Howarth MNZM (born 24 December 1998) is a New Zealand para-cyclist and para-swimmer. She became New Zealand's youngest ever Paralympian after being selected for the 2012 Summer Paralympics, aged 13 years 8 months. She again represented New Zealand at the 2016 Summer Paralympics, where she won the gold medal in the women's 200 metre individual medley SM7 and the bronze medal in the women's 50 metre butterfly S7. In December 2018, she set a new world record in the C4 flying 200 m time trial event at the Southland Track Cycling Championships in Invercargill, New Zealand.