Brother of Thomas Roby at the Admiralty, and brother-in-law of Abel Wharton, who disapproved of him heartily.

"...a florid youth of forty. He had a moderate fortune, inherited from his mother, of which he was sufficiently careful; but he loved races, and read sporting papers; he was addicted to hunting and billiards; he shot pigeons, and, -.so Mr. Wharton had declared calumniously more than once to an intimate friend, had not an H in his vocabulary." - Prime Minister