John Byrne may refer to:

Art and entertainment

• John Byrne (artist) (1786-1847), British artist
• John Byrne (columnist), British writer and broadcaster
• John Byrne (comics) (born 1950), British-born Canadian-American comic book artist and writer
• John Byrne (Irish artist), Irish performance and multimedia artist
• John Byrne (playwright) (born 1940), Scottish playwright and artist
• Johnny Byrne (choreographer), American choreographer
• Johnny Byrne (writer) (1935-2008), former BBC editor and script writer

Politics, law and journalism

• John Byrne (Irish politician) (1878-1942), Irish Cumann na nGaedhael politician
• John Byrne (judge) (born 1948), Senior Judge Administrator of the Supreme Court of Queensland
• John Edgar Byrne (1842-1906), Australian journalist and newspaper proprietor
• John F. Byrne (born 1935), Pennsylvania politician
• John Byrne, founder of The Raw Story weblog
• John W. Byrnes (1913-1985), U.S. Representative from Wisconsin

Sports

• John Byrne (Australian rules footballer) (born 1956),played for North Melbourne in the 1970s and 80s
• John Byrne (cricketer) (born 1972), Irish cricketer
• John Byrne (footballer born 1961), played for QPR, Sunderland and the Republic of Ireland, among others in the 80s and 90s
• John Byrne (footballer born 1962), Irish soccer player during the 1980s and 1990s
• John Byrne (Irish sportsman) (1934-2006), footballer who played for Shamrock Rovers
• John Byrne (Scottish footballer), played for a number of clubs in the 1960s, most notably Peterborough
• Johnny Byrne (footballer) (1939-1999), England international footballer and long-time soccer coach in South Africa

Others

• John Byrne (VC) (1832-1879), Irish recipient of the Victoria Cross
• John J. Byrne (born 1931), American insurance industry executive
• John V. Byrne, former president of Oregon State University and head of the National Oceanic and Atmospheric Administration

[ Source: Wikipedia ]