Mark Ryan

Mark Ryan may refer to:


 * Mark Ryan (actor) (born 1956), British film, television and theatre actor
 * Mark F. Ryan (1844–1940), Irish revolutionary and author
 * Mark Ryan (Australian politician) (born 1982), Labor member of the Legislative Assembly of Queensland
 * Mark Ryan (guitarist) (1959–2011), guitarist for Adam and the Ants
 * Mark Ryan (Wisconsin politician) (1924–1985), Wisconsin State Assemblyman
 * Mark W. Ryan, music editor for film and television
 * Mark Ryan, alias used by Canadian-Armenian music composer, songwriter and producer DerHova