On 16 October 2000, at St Margaret's Church, Westminster, Lord Howland (as he then was) married Louise Rona Crammond, eldest daughter of Donald Ian Crammond, of New House Farm, Bodiam, East Sussex, and of Le Manet, Champignolles, France, formerly deputy chairman of Arthur Shaw, a window fittings manufacturer in the West Midlands, by his wife Rona Clifford Johns (later Lady Delves Broughton), a Member of the Ruling Council and Regulatory Board of Lloyd's of London, a daughter of Ernest Clifford Johns of Wargrave, Berkshire, subsequently from 1974 the 3rd wife of Sir Evelyn Delves Broughton, 12th Baronet (1915-1993).