Lieutenant-Colonel Frederick Romilly (21 March 1810 – 6 April 1887), was a British Whig politician who sat in the House of Commons from 1850 to 1852 and a cricketer who played for Marylebone Cricket Club (MCC). Romilly was a younger son of Sir Samuel Romilly and Anne, daughter of Francis Garbett, of Knill Court, Herefordshire. Lord Romilly was his elder brother. In 1836 he played one first-class match for MCC against Cambridge University in which he scored one run in each innings.