Cosgrave

Cosgrave is a surname. Notable people with the surname include:

• Fran Cosgrave (born 1977), Irish nightclub owner
• James Cosgrave (died 1936), Irish nationalist politician
• John B. Cosgrave (born 1946), head of the mathematics department of St. Patrick's College
• Lawrence Moore Cosgrave (1890–1971), Canadian signatory to the Japanese Instrument of Surrender at the end of World War II
• Liam Cosgrave (born 1920), fifth Taoiseach of Ireland
• Liam T. Cosgrave (born 1956), former Fine Gael politician in the Republic of Ireland
• Michael Joe Cosgrave (born 1938), Irish Fine Gael politician
• Niamh Cosgrave (born 1964), former Fine Gael party politician from Dublin, Ireland
• Philip Cosgrave (died 1923), Irish Cumann na nGaedhael party politician
• W. T. Cosgrave (1880–1965), Irish politician