Juan Guillermo Figallo (born in Salta, March 25, 1988) is an Argentine former rugby union player.

He began playing at Jockey Club de Salta and then was recruited by the French side Montpellier in the Top 14.

Figallo was called for the 2011 Rugby World Cup, being named "Player of Pool B" and the best tight-head prop at the competition.

Figallo was not initially named in the squad in 2015 but was then called up to replace the injured Nahuel Tetaz Chaparro after the tournament started.

[6] He announced his retirement in November 2020, having been unable to recover from a head injury sustained at the 2019 World Cup.