Ernest John Uy Obiena (born November 17, 1995) is a Filipino pole vaulter.
Before breaking the Asian Athletics Championships record, he held the Philippine national record in pole vaulting with a record of 5.55 meters which he accomplished on April 29, 2016 at the 78th Singapore Open Championships in Kallang, Singapore.
He later broke the Asian Athletics Championships record with 5.71 meters on April 21, 2019 on its 23rd biennial meet at Doha, Qatar which earned him the coveted gold medal finish.
He currently holds the National Record which he broke in the same event.
Obiena is the first Filipino that has been given a scholarship from the International Athletic Association Federation (IAAF).