Coldharbour features a granite War Memorial bearing the names of the men of the parish who fell in or returned from the First World War. It includes Lt R Vaughan Williams, more famously remembered as the composer Ralph Vaughan Williams, who lived at nearby Leith Hill Place.The Church also contains a memorial panel to those who fell, and a memorial stain glass window dedicated to Captain Raymond Heath of 2nd Bn The Queen's (Royal West Surrey Regiment), who was killed in action at the Battle of Loos.

Capt Gordon Hargreaves BROWN	1st Bn Coldstream Guards	Killed in Action, aged 34, on the 29/10/1914. Son of the late Sir Alexander Brown, 1st Bart., & Lady Hargreaves Brown; husband of Editha, Lady Brown, of Broome Hall, Holmwood, Surrey (nee Editha Ivy Pigott). Educated at Eton & Sandhurst; joined 3rd Bn. Coldstream Guards Jan 1900. Served in the South African Campaign with the 2nd Bn. (1901-2). Remembered on the Ypres Memorial, Belgium. Father of Joan, John (became Capt Sir Hargreaves Piggott-Brown, and was killed in action on 25/12/1942 in North Africa, fighting with 2nd Bn Coldstream Guards) and Patience.
Capt Raymond Leopold Greig HEATH	2nd Bn Queen's (Royal West Surrey Regiment)	Killed in action at the Battle of Loos, aged 30, on the 25/09/1915. Eldest son of Mr. A. R. & Mrs. Heath, of Kitlands, Holmwood, Surrey. Remembered on the Loos Memorial, France. Also remembered on the Ewhurst War Memorial.
QMS William Sydney LONGHURST	1st Bn Queen's (Royal West Surrey Regiment)	G/5300. Died, aged 37, on 18/04/16. Arrived in France 19/01/1915. Son of William & Amelia Longhurst, of Rowe Mount, Cold Harbour, Dorking. Buried in Bethune Town Cemetery, France. 15Star, BWM, VM. Brother of Horace John Longhurst (see below).
Pte Ebenezer AYLING	1/5th Bn Queen's (Royal West Surrey Regiment)	T/1713. Died at sea whilst at service aboard H.M Transport Alanner, aged 18 on 05/11/1914. The battalion had left the UK on 29/10/1914 bound for India. Born Holmwood 1896. Son of Henry & Emily Ayling. Remembered on the Hollybrook Memorial, Southampton
Pte Harry CAPON	1st Bn Queen's (Royal West Surrey Regiment)	G/4051. Arrived in France on 21/04/1915. Killed in Action, aged 35, on 15/07/1916. Born Wotton, Surrey. Son of the late Benjamin & Mary Capon. Remembered on the Thiepval Memorial, Somme. (note, joined with Alfred Hunt).
Pte Alfred John HUNT	1st Bn Queen's (Royal West Surrey Regiment)	G/4050. Arrived in France 21/04/1915. Died of Wounds, aged 26, on 11/05/1916. Son of Alfred & Emily Hunt, of West Lodge, Midgham, Reading. Buried in Bethune Town Cemetery, France. (note, joined with Harry Capon).
Pte Arthur LIPSCOMB or LIPSCOMBE	6th Bn Queen's (Royal West Surrey Regiment)	G/873. Arrived in France 01/06/1915. Died, aged 26, on 12/11/1916. Son of Arthur James & Sarah Lipscomb, of Plough Inn, Cold Harbour, Holmwood, Surrey. Buried in Avesnes-le-Comte Communal Cemetery Extension, France.
Pte Herbert CAPON	Royal Army Medical Corps	Thought to be 40014.
Gnr Richard EDE	161st Seige Battery, Royal Garrison Artillery	85912. Killed in Action 24/10/1918, aged 36. Born Coldharbour 1882. Gardener. Son of Alfred & Hannah Ede. Enlisted 24/02/1916. Arrived France 26/08/1916. Joined 161 S Bty 26/04/1917. Equipt with 6x9.2in Howitzers. Buried in St. Souplet British Cemetery, France. (Service Records Online)
Driver Charles Henry HUNT	Royal Engineers	60579. First served in Gallipoli, arriving on 29/06/1915. Died, 25/03/1919. Remembered on Kirkee Memorial, India.
Pte Horace John LONGHURST	9th Bn Leceistershire Regiment	15004. Arrived in France 29/07/1915. Killed in Action, aged 28, on 14/07/1916. Son of Mrs. A. Longhurst, of 2, Weald View Cottages, Cold Harbour, Dorking, and the late William Longhurst. Brother of William Sydney Longhurst (see above). Remembered on the Thiepval Memorial, Somme.
Pte Frederick James MARTIN	8th Bn Queen's Own (Royal West Kent Regiment)	G/7345. Born Coldharbour 1881, resident & enlisted Lindfield, Sussex. Died 04/08/1918, aged 37. Formerly 3019, Royal Sussex Regiment. Son of James & Edith Martin. Husband of Jeanie Martin of Bradcaster House, Bradcaster, King's Lynn. Buried in the Cambrai East Military Cemetery, France. Awarded BWM & VM.
Pte Walter PENFOLD	'C' Coy, 1/4th Bn Royal Sussex Regiment	200932 (formerly 4/3263). Arrived in Gallipoli 02/12/1915, in time to take part in the evacuation of the pennisular. Killed in Action in Palestine, aged 21, on 06/11/1917. Son of Stephen & Mary Penfold, of "Highlands," Broome Hall, Holmwood, Surrey. Buried in the Beersheba War Cemetery, Israel.