Businesspeople from County Dublin

Irish racecar driver

Irish businessman, barrister and politician (1946–2018)

Irish businessman and poker player (1937–2021)

Irish airline executive

Irish-Australian airline executive

Edward Cecil Guinness, 1st Earl of Iveagh,, known between May 1885 and January 1891 as Sir Edward Cecil Guinness, 1st Baronet, was an Anglo-Irish businessman and philanthropist. A member of the prominent Guinness family, he was the head of the family's eponymous brewing business, making him the richest person in Ireland. A prominent philanthropist, he is best remembered for his provision of affordable housing in London and Dublin through charitable trusts.

Irish–Canadian mogul & vice-regal (1942–2025)

Irish footballer (1923–2013)

Irish entrepreneur in Germany

Arthur Guinness was an Anglo-Irish brewer, banker, politician and flour miller active in Dublin, Ireland. To avoid confusion with his father, also Arthur Guinness (1725–1803), he is often known as "the second Arthur Guinness" or as Arthur Guinness II or Arthur II Guinness.

Irish politician and businessman (1887-1966)

Arthur Edward Guinness, 1st Baron Ardilaun,, styled Sir Arthur Guinness, Bt, between 1868 and 1880, was an Anglo-Irish businessman, politician and philanthropist. He is perhaps best known for giving St Stephen's Green to the Dublin Corporation for public use.

Irish businessman

Irish inventor