

Colin Edward Macmillan served in both World War I and World War II. He was killed in action in 1942. Colin was the uncle of Katikati Historian Ellen McCormack.
Colin Edward Macmillan was born in Thames on 20 January 1899. His parents were Robert Macmillan and Mabel Sanders Macmillan (nee Hart) who married in Thames on 10 September 1896.
He served in both World War I and World War II.
Colin was a Gunner during World War I (1914-1918) (Serial No. 79781). He embarked on 2 October 1918 from Wellington with the 43rd Reinforcements New Zealand Field Artillery on board the Matatua for London, England.
During World War II Lieutenant Colin Edward Macmillan served with the Royal New Zealand Naval Volunteer Reserve (M.V. Medusa, Motor Vessel 1062). In December of 1941 they were assigned to special operations on the west coast of Malaya.
Colin was killed in action, age 42, on 16 February 1942 after the Medusa was sunk by Japanese surface craft gunfire at the South of Banka Straits, Sumatra. At the time of his death, Colin was the Commanding Officer aboard the Medusa.
Colin Macmillan's name is on the New Zealand Naval Memorial, Devonport Naval Base, HMNZS Philomel, Devonport, Auckland, New Zealand (Panel 7).
Sources:
Commonwealth War Graves Commission
Ellen McCormack (niece of Colin Edward Macmillan).
Military personnel file: World War I


| Year: | 1942 |
| First Names: | Colin Edward |
| Last Name: | Macmillan |
| Date of Birth: | 20 January 1899 |
| Place of Birth: | Thames |
| Country of birth: | New Zealand |
| Date of death: | 16 February 1942 |
| Place of death: | South of Banka Straits, Sumatra |
| Fathers name: | Robert Macmillan |
| Fathers date of birth: | 5 June 1871 |
| Fathers place of birth: | St Croix, West Indies |
| Fathers date of death: | 9 May 1912 |
| Fathers place of death: | Waihi Hospital |
| Mothers name: | Mabel Sanders Hart |
| Mothers date of birth: | 8 January 1877 |
| Mothers place of birth: | Thames |
| Mothers date of death: | 1937 |
| Name of sibilings: | John Donald Macmillan , Vera Isobel Macmillan , and Patricia Jean Macmillan |
| Military Service: | World War I (1914-1918) and World War II (1939-1945) |
