Lin Chia-yu (; born 30 June 1993) is a Taiwanese badminton player. In 2011, he won the gold medal at the Asian Junior Championships in the men's doubles event partnered with Huang Po-jui. He also won the silver medal at the World Junior Championships.
He is married to former doubles partner Hsu Ya-ching.
Boys' doubles
Boys' doubles
The BWF Grand Prix had two levels, the BWF Grand Prix and Grand Prix Gold. It was a series of badminton tournaments sanctioned by the Badminton World Federation (BWF) and held from 2007 to 2017.
Men's doubles
Men's doubles
Mixed doubles