Nafi Tuitavake (born 21 January 1989) is a New Zealand Rugby union player who plays for the in the . He is the younger brother of former All Black winger Anthony Tuitavake. He was named in the Crusaders five-man wider training group for 2014. On 21 September 2016, Nafi sign professional contract with English club Northampton Saints in the Aviva Premiership from the 2016–17 season. He gained selection to the 2019 Rugby World Cup in Japan and made just one appearance, against England, before being sent home with a fractured arm.