High Quality Content by WIKIPEDIA articles! Vice-Admiral Sir Ian Lachlan Mackay McGeoch KCB DSO DSC (26 March 1914 – 12 August 2007) was a commissioned officer in the Royal Navy of the United Kingdom. He commanded the submarine HMS Splendid during the Second World War, and was later Flag Officer Submarines (FOSM) and Flag Officer Scotland and Northern Ireland (FOSNI).