Whakaotihia te rerenga e whai ake nei: Ko Prince Norodom Chantaraingsey, he mokopuna o Norodom o Cambodia me te whanaunga o Kingi Norodom Suramarit, i whanau i te 1926 i Phnom Penh. He taitamariki ake ia i te tama a Suramarit, a Sihanouk. I tīmata tana mahi hōia i te Pakanga Tuarua o te Ao, ā, i te
Te noho a Hapanihi ki Cambodia, e mahi ana i roto i nga ope anti-Wharani i tautokohia e Hapanihi i raro i a Son Ngoc Thanh. Whai muri i te mutunga o te pakanga me te whakahoutanga o te mana koroni, ka mawhiti a Chantaraingsey ki Thailand ka noho ko ia tetahi o nga kaiarahi kore-komaniti rongonui o te Khmer Issarak, e arahi ana i te aukati patu i nga kawanatanga o Kompong Speu me Kompong Thom i te upoko o tetahi hoia nui. I te tau 1949 ka uru ia ki te Khmer National Liberation Committee, ka noho ko ia te Tumuaki o te ope taua, no reira mai i te 1951 i hono ia ki nga ope o Son Ngoc Thanh i Siem Reap, ahakoa i haere tonu ia ki te mahi hei rangatira whawhai a rohe, me te pupuri i ana hoia.