First Sea Lord

The First Sea Lord' or before 1904 Senior Naval Lord was the professional head of the Royal Navy on the Board of Admiralty. In 1917 the position was combined with Chief of Staff.

• Sir George Cockburn 1828–1830
• Sir Thomas Hardy 1830–1834
• The Hon. George Heneage Dundas 1834
• Charles Adam 1834
• Sir George Cockburn 1834–1835
• Sir Charles Adam 1835–1841
• Sir George Cockburn 1841–1846
• Sir William Parker, Bt 1846
• Sir Charles Adam 1846–1847
• James Whitley Deans Dundas 1847–1852
• The Hon. Maurice Fitzhardinge Berkeley 1852
• Hyde Parker 1852–1854
• The Hon. Maurice Fitzhardinge Berkeley 1854–1857
• The Hon. Sir Richard Saunders Dundas 1857–1858
• William Fanshawe Martin 1858–1859
• The Hon. Sir Richard Saunders Dundas 1859–1861
• The Hon. Sir Frederick Grey 1861–1866
• Sir Alexander Milne 1866–1868
• Sir Sydney Dacres 1868–1872
• Sir Alexander Milne 1872–1876
• Sir Hastings Yelverton 1876–1877
• George Wellesley 1877–1879
• Sir Astley Cooper Key 1879–1885
• Sir Arthur Acland Hood 1885–1886
• Lord John Hay 1886
• Sir Arthur Acland Hood 1886–1889
• Sir R. Vesey Hamilton 1889–1891
• Sir Anthony Hoskins 1891–1893
• Sir Frederick Richards 1893–1899
• Lord Walter Kerr 1899–1904
• Sir Jackie Fisher 1904–1910
• Sir Arthur Knyvet Wilson 1910–1911
• Sir Francis Bridgeman 1911–1912
• Prince Louis of Battenberg 1912–1914
• The Lord Fisher 1914–1915
• Sir Henry Jackson 1915–1916
• Sir John Jellicoe 1916–1917
• Sir Rosslyn Wemyss 1917–1919
• The Earl Beatty 1919–1927
• Sir Charles Madden, Bt 1927–1930
• Sir Frederick Field 1930–1933
• The Lord Chatfield 1933–1938
• Sir Roger Backhouse 1938–1939
• Sir Dudley Pound 1939–1943
• The Viscount Cunningham of Hyndhope 1943–1946
• Sir John Cunningham 1946–1948
• The Lord Fraser of North Cape 1948–1951
• Sir Rhoderick McGrigor 1951–1955
• The Earl Mountbatten of Burma 1955–1959
• Sir Charles Lambe 1959–1960
• Sir Caspar John 1960–1963
• Sir David Luce 1963–1964