Dániel Vadnai (born 19 February 1988) is a Hungarian football player who plays for MTK Budapest.

On 3 February 2023, Vadnai returned to MTK Budapest.

[1] Updated to games played as of 10 May 2021.

On 16 August 2013, Vadnai signed a four-year contract with Debreceni VSC.

This biographical article related to association football in Hungary, about a defender, is a stub.