Daniel O'Donnell (disambiguation)

Daniel O'Donnell (born 1961) is an Irish singer.

Daniel, Danny, or Dan O'Donnell may also refer to:
 * Daniel O'Donnell (Irish Brigade) (1666–1735), brigadier-general in the Irish Brigade in the French service
 * Daniel J. O'Donnell (born 1960), American legislator from the state of New York
 * Danny O'Donnell (footballer, born 1986), English footballer
 * Danny O'Donnell (footballer, born 1939) (1939–2024), Scottish footballer
 * D.O.D. (DJ), (Dan O'Donnell, born 1995), British DJ and record producer