Samisoni Viriviri Nasagavesi MOF (born 25 April 1988) is a Fiji rugby union player.

He chased a dream borne out of the stories of his grandfather and namesake who was part of the legendary 1977 Fiji XV that beat the British and Irish Lions in Suva.

He made his debut at the 2012 Gold Coast Sevens but did not make the cut for the Dubai and South Africa legs.

[9] He was also named in the IRB 7s dream team of the season alongside NZ's DJ Forbes, Scott Curry, Australia's Cameron Clarke, Canadian duo John Moonlight and Phil Mack as well as South Africa's Justin Geduld.

[10] He made his debut for Montpellier in the 2014–15 European Rugby Champions Cup pool stage on the left wing, he scored a try but was denied by the referee due to an incident earlier.