Henry de Cobham, 1st Lord Cobham (of Kent) held the office of Constable of Rochester in 1303/4, for life. He held the office of Constable of Dover Castle. He was created 1st Lord Cobham [England by writ] on 8 January 1312/13. He held the office of Warden of the Cinque Ports from 1315 to 1316. In 1322 at Canterbury, Kent, England, he presided at the arraignment of Lord Badlesmere as a traitor. He held the office of Governor of Tonbridge Castle in 1324.