1703, Dilkes was returned to the Irish House of Commons as a Member of Parliament (MP) for the borough of Castlemartyr in County Cork. He held the seat until 1709. Family He married Mary, daughter of Murrough O'Brien, 1st Earl of Inchiquin and widow of Henry Boyle of Castlemartyr. Together they had one son: Michael O'Brien Dilkes who died a lieutenant-general in 1774. After Dilkes's death, Mary married again – to Colonel John Irwin. She died on 25 April 1727 and was buried in Ripley, Surrey. References 1660s births 1707 deaths Irish MPs 1703–1713 Royal Navy officers Royal Navy rear admirals 17th-century Royal Navy personnel Members of the Parliament of Ireland (pre-1801) for County Cork constituencies Knights Bachelor 18th-century Royal Navy personnel British military personnel of the Nine Years' War British naval commanders in the War of the Spanish Succession Infectious disease deaths in Tuscany