John Nicholson "Jock" Wilson MM (7 September 1903 – 29 September 2008) was a British serviceman, who was Great Britain's oldest D-Day veteran. Wilson was a soldier in the 79th (Scottish Horse) Medium Regiment, Royal Artillery. On 6 June 1944, during the Second World War, Wilson landed at Juno Beach and participated in the fighting that led to one of the biggest defeats for Germany.