Juanjuan Garese (born 25 January 1999) is an Uruguayan rugby union player, currently playing for Súper Liga Americana de Rugby side Peñarol. His preferred position is lock or flanker.
Garese signed for Súper Liga Americana de Rugby side Peñarol ahead of the 2020 Súper Liga Americana de Rugby season, before re-signing ahead of the 2021 Súper Liga Americana de Rugby season. He has also represented the Uruguay national team.