Ave Joshua "Owa" Retamar (born March 7, 2002) is a Filipino volleyball player.

[2] Retamar made his first game appearance with NU Bulldogs in the UAAP Season 82 volleyball tournaments.

Retamar became the team captain of the NU Bulldogs.

His team won the championship title and he bagged Finals MVP award.

He won best Setter award in the 2019 Spikers' Turf Open Conference.