[1] Sim Var was born in 1906 in the Kompong Cham district of Tbuong Khmom (now a province) to a family of farmers.
He also co-founded the first newspaper in Cambodia in 1939 along with Pach Chheun and Son Ngoc Thanh, known as "Nokor Wat".
[2] He was sent to Prey Nokor for nine months from March to November 1947 and finally to Kompong Cham until his release in 1948.
He later served as Cambodia's envoy to Japan in the Lon Nol government and married a Japanese woman there, named Yoko Kawada.
[3] He took refuge in Paris during the Khmer Rouge rule of Cambodia until his death on 12 October 1989 at the age of 83.