Irish is a given and surname.
Notable people bearing this name include:
As surname:
Carolyn Tanner Irish (born 1940), Episcopal Bishop
Frank Irish (1918–1997), English cricketer who played for Somerset and Devon
Frederick M. Irish (1870–1941), Arizona football coach 1896–1906
George Irish, Montserratian academic, professor of Caribbean studies
Jack Irish, protagonist in a series of novels by Peter Temple
Mark Irish (born 1981), English rugby player
Ned Irish (1905–1982), American basketball promoter
Ronald Irish (born 1913), Australian executive
William Irish, pseudonym of Cornell Woolrich (1903–1968), American writer
As given name:
Irish Bob Murphy
Irish McCalla
Irish Meusel
Irish McIlveen