This is a list of the winners and nominations of Tony Award for the Best Performance by a Featured Actor in a Musical. The award has been given since 1947, but the nominees who did not win have only been publicly announced since 1956. Before 1976, the award was called Best Performance by an Actor in a Featured or Supporting Role in a Musical.

The Antoinette Perry Award for Excellence in Broadway Theatre, more commonly known as the Tony Award, recognizes excellence in live Broadway theatre. The awards are presented by the American Theatre Wing and The Broadway League at an annual ceremony in Manhattan. The ceremony is usually held on the second Sunday of June.