Son of Surgeon General William Pierce Kelly - Madras Army.
1902 Civilian surgeon at Home.
1 Sept 1902 Lieutenant RAMC.
1903–1908 Served in India.
1 Mar 1906 Captain RAMC.
1910 Specialist in Operative Surgery.
8 May 1913 At Thornby Rectory, Northampton, birth of a son to the wife of Captain W D C Kelly RAMC.
1913–1914 Served in South Africa.
1 June 1914 Major RAMC.
28 July 1914 Start of the Great War.
4 Aug 1914 Britain declares war on Germany.
1914–1919 Served with the British Expeditionary Force in Belgium (invalided) and France.
24 Feb 1915 Married Honora Violet Bessie at Holy Trinity Church Marylebone London.
30 May 1916 At 89, Lower Baggot Street, Dublin,to Lt Col W D C Kelly RAMC and Mrs Kelly (nee Wolseley), birth of a daughter.
1 June 1917 Temporary Lieutenant Colonel while in command of a Casualty Clearing Station.
Malta 17 June 1919 Arrived from England.
21 July 1919 Awarded the French Ordre des Palmes Academiques.
21 Aug 1919 Awarded the French Bronze Medal of Honour with swords.
Malta 1920 On duty at Malta.
Malta 1921 On duty at Malta.
25 Apr 1921 Birth of a son, William Pierce, to William Davenport and Honoria Violet Bessie. The baby was baptised on 1 June 1921 at the newly opened St Oswald's Church Mtarfa. This was the first recorded baptism at this church.
Malta 2 July 1922 Returned to England.
5 Dec 1924 Lieutenant Colonel.
1926–1930 Served in India.
27 July 1930 Colonel L/RAMC.
Nov 1945–1946 Served in North West Europe.