Graves was the son of William Graves and his wife Sarah Elly daughter of Samuel Elly of New Ross. He was educated at a private school at New Ross. He was a merchant and shipowner, and a director of the London and North Western Railway. In 1861 he was mayor of Liverpool. He was a Member of the Royal Commission to inquire into the management of Lights, Buoys, and Beacons. He was commodore of the Royal Mersey Yacht Club and author of "National Dangers," and " A Cruise in the Baltic."[1]