[1][2] Janchome was born and raised in Phitsanulok province by her parents.
In 2015, she graduated with a PhD of Science form Chulalongkorn University in Bangkok.
Janchome was crowned Miss Thailand Universe on March 23, 2002, in Bangkok.
She went on to compete unsuccessfully in the Miss Universe 2002 pageant held at Coliseo Roberto Clemente, San Juan, Puerto Rico, on May 29, 2002.
From the 75 contestants from around the world who competed, the winner was Miss Russia, Oxana Fedorova who later was replaced by Justine Pasek of Panama.