G. R. Jayasinghe

{{Infobox military person

|name= G. R. Jayasinghe

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|allegiance= Sri Lanka

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|rank=Brigadier

|branch= Sri Lanka Army

|commands=Sri Lanka Rifle Corps,
Sri Lanka Army Ordnance Corps

|unit=Sri Lanka Army Ordnance Corps

|battles=Sri Lankan Civil War,
Insurrection 1987-89

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Brigadier G. R. Jayasinghe, VSV was a Sri Lankan military officer, who was the former head of the Sri Lanka Army Ordnance Corps and founder of the Sri Lanka Rifle Corps in 1984.{{Cite web |url=http://www.dailynews.lk/2004/11/10/new30.html |title=Photographic exhibition |access-date=2011-04-30 |archive-url=https://web.archive.org/web/20121019105354/http://www.dailynews.lk/2004/11/10/new30.html |archive-date=2012-10-19 |url-status=dead }}{{Cite web |url=http://www.ranjanwijeratnefoundation.org.lk/sri-lanka-army.html |title=SRI LANKA ARMY |access-date=2011-04-30 |archive-url=https://web.archive.org/web/20110509235656/http://www.ranjanwijeratnefoundation.org.lk/sri-lanka-army.html |archive-date=2011-05-09 |url-status=dead }}

Educated at Royal College, Colombo, he joined the army after leaving school. He was commissioned into the Ceylon Army Ordnance Corps as a Second Lieutenant. He served as the Commanding officer of the Sri Lanka Army Ordnance Corps from 1966 to 1969 and from 1969 to 1974.{{cite web |title=COMMANDING OFFICERS OF SLAOC |url=https://alt.army.lk/slaoc/former-centre-commandants |website=army.lk |publisher=Sri Lanka Army |accessdate=5 May 2020}}