Ave Joshua "Owa" Retamar (born March 7, 2002) is a Filipino volleyball player. He is currently playing as a setter for Cambodian club Visakha.
Ave Joshua Retamar, commonly known by his nickname Owa, was born on March 7, 2002 in Manila. He however is linked to San Pedro, Laguna, growing up in a family of "volleyball lovers". Owa Retamar himself took up volleyball when he was around second grade or seven or eight years old.
He studied at the University of Perpetual HelpâÂÂBiñan for his high school studies before moving to the National University in Manila where he obtained his financial management degree in 2024.
Retamar when he was sixth grade was selected by Batangas province to represent Calabarzon in a regional competition. Originally a libero, this marked Retamar's transition to a setter. He also played for the University of Perpetual HelpâÂÂBiñan high school team. He was being scouted by the De La Salle Green Spikers before the NU Bulldogs made a last minute offer to convince him to commit to the collegiate team.
Retamar made his first game appearance with NU Bulldogs in the UAAP Season 82 in 2019 under coach Dante Alinsunurin. Later on, the tournament was cancelled due to the COVID-19 pandemic.
In 2023, UAAP men's volleyball tournament resumed in Season 85 after three years of being on a hiatus because of the COVID-19 pandemic. Retamar became the team captain of the NU Bulldogs. His team won the championship title and he bagged Finals MVP award.
Retamar was signed by the Sta. Elena Ball Hammers in 2018. He won best Setter award in the 2019 Spikers' Turf Open Conference. His team bagged the bronze medal on that season. In 2022, he became the captain of the team.
After graduating from NU, Retamar joined the Cignal HD Spikers in May 2024. He helped Cignal win four Spikers' Turf championships and was named best setter three times. He stayed until the club's disbandment in January 2026.
The following month, Retamar joined Cambodian club Visakha for the Sar Kheng Cup.
In December 2019, Retamar made his debut for the Philippines national team helping them win silver medal in the 30th SEA Games which was hosted at home.
Retamar returned to the national team at the 2024 AVC Men's Challenge Cup. He also played at the 2025 FIVB Men's Volleyball World Championship which was hosted by the Philippines as well as helped the national team win a bronze medal at the 2025 SEA Games in Thailand.