Joshua "Jau" Autajay Umandal (born March 8, 1998) is a Filipino volleyball player who plays for Cignal HD Spikers and the Philippine national team.

[1] He moved to the University of Santo Tomas (UST), but he had to serve a year of residency in order to play for the Growling Tigers in the UAAP.

[1] He played with the Tigers for the meantime in the Collegiate Conference of the Premier Volleyball League (PVL) during the 2017 season.

[5] In 2021, Umandal was part of Rebisco PH, the Philippine men's national team competing as a club side.

He was part of the squad which won silver in the men's tournament of the 2019 Southeast Asian Games.