The term 'Irish Name' can be represented by two crossword solutions: ERIN (4 letters) and SEAN (4 letters). ERIN is a female name of Irish origin, derived from the Gaelic word 'Éirinn', which means Ireland. It is also a poetic name for Ireland itself. Sean is a male name of Irish origin, derived from the Gaelic word 'Seán', which means God is gracious. It is also a popular name in the United States.