Aaron Chia Teng Fong KMW BCM (Chinese: 謝定峰; pinyin: Xiè Dìngfēng; born 24 February 1997) is a Malaysian badminton player.

At the age of 14, he managed to enter Bukit Jalil Sports School (SSBJ) and started training with the Badminton Association of Malaysia (BAM) when he was in Form 5.

[15] In September, Chia partnered Soh Wooi Yik and reached the final of Malaysia Junior International, finishing as runners-up.

[21] In August, the pair made their debut at the 2018 World Championships where they reached the quarter-finals before losing out to Li Junhui and Liu Yuchen.

[25][26] He and Soh then took part in the men's doubles event and went on to win the gold, beating Bodin Isara and Maneepong Jongjit in the final.

[27][28] In January, Chia and Soh reached their third BWF World Tour final at the Thailand Open and finished as the runner-ups.

[31][32] In late April, he and Soh entered the 2022 Asian Championships final but were bested by Indonesians Pramudya Kusumawardana and Yeremia Rambitan.

In the final, they defeated three-time world champions Ahsan and Setiawan 21–19, 21–14 to clinch Malaysia's first ever gold medal at the tournament.

[38] In October, the pair concluded their debut campaign at the 2022 Asian Games with a bronze medal finish in the men's doubles event.

[40] In March, he and Soh participated in the All England Open and brought home the silver medals again after surprisingly doing so five years ago in 2019.

Meanwhile, they have a poor head-to-head record against Marcus Fernaldi Gideon and Kevin Sanjaya Sukamuljo (2–9), Li Junhui & Liu Yuchen (0–6), Liang Weikeng and Wang Chang (2–8), and also Takuro Hoki and Yugo Kobayashi (2–8).