Jeffrey Yong (born 29 November 1958) is a Malaysian Luthier best known for his use of local Malaysian wood, such as monkeypod, rengas, mango, rambutan and Malaysian blackwood.
The use of non-traditional wood to build musical instruments has not only placed Jeffrey Yong guitars (JY Guitars) in international markets but also as one of the top luthiers in the world.
Jeffrey has gained international recognition and has been invited to exhibit his instruments in several international conventions.