Siosaia Vave (/vɑːveɪ/) is a Tonga international rugby league footballer who plays as a prop for the St Mary's Saints in the Ron Massey Cup.

He previously played for the Parramatta Eels, Manly-Warringah Sea Eagles, Cronulla-Sutherland Sharks and the Melbourne Storm in the NRL.

In the 2014 NRL season, Vave returned to Cronulla and played 15 games for them in which turned out to be one of the toughest in the club's history with the side finishing last on the table and claiming the wooden spoon.

[7] In the 2017 NRL season, Vave made 18 appearances for Parramatta as he was part of the side that finished fourth place on the ladder.

[9] At the end of the 2018 season, Parramatta finished last on the table claiming its 14th wooden spoon and Vave was released by the club.