Viliami Tahitu'a (born 10 September 1992) is a rugby union centre who plays for Tonga.

Tahitu'a made his debut for Tonga in July 2015[1] and was part of the Tonga squad at the 2015 Rugby World Cup.

[2] He was selected again for the Tongan squad in 2017.

[3] In July 2014 he was selected for Northland.

[4]