Leong Jun Hao (Chinese: 梁峻豪; pinyin: Liáng Jùnháo; born 13 July 1999) is a Malaysian badminton player.

[4] In November, he reached his maiden senior final at the Malaysia International Challenge before losing to compatriot Iskandar Zulkarnain Zainuddin.

[8] In April, he won his first senior title at the Finnish Open by defeating his compatriot Cheam June Wei in the final.

[13][14] In October, he clinched his first BWF World Tour title at the Indonesia Masters, beating compatriot Cheam June Wei in three games.

[15] In May, Leong made his debut at the 2023 SEA Games where he helped Malaysia win a silver medal in the men's team event.