Sean Hayes (disambiguation)
Sean Hayes is an American actor best known for his role as Jack McFarland in the sitcom Will & Grace.
Sean Hayes may also refer to:
- Seán Hayes (Cork politician), otherwise known as John Hayes, Sinn Féin member of Dáil Éireann
- Seán Hayes (Tipperary politician), Fianna Fáil TD for Tipperary, later a senator
- Seán Hayes (Gaelic footballer), retired Gaelic footballer who played for Cork
- Sean Hayes (musician), American singer-songwriter