Phan Tuấn Tài (born 7 January 2001) is a Vietnamese professional footballer who plays as a left-back for V.League 1 club Viettel and the Vietnam national team.

Tuấn Tài was urgently included in Vietnam U23 squad for the 2022 AFF U-23 Championship due to several Covid-19 cases in the team.

He started in the final match against Thailand U23 and managed to help his team keep a clean sheet in the 1–0 victory to win the tournament.

His performances at the 2022 AFF U-23 Championship gained him a spot in coach Park Hang-seo's 20 men squad for the 2021 Southeast Asian Games.

In the gold medal match, Tuấn Tài assisted Nhâm Mạnh Dũng, who scored the winning goal against Thailand to help Vietnam winning their second Southeast Asian Games men's football gold medal in their history.