He was born in Bangkok and started his career as an actor, later becoming a member of the House of Representatives from 2005 to 2006, during Thaksin Shinawatra's term as Prime Minister.

His father is Lieutenant general Prayoon Pamornmontri (พลโทประยูร ภมรมนตรี), one of the members of Khana Ratsadon, which successfully staged the Siamese revolution of 1932.

[1] His debut performance was in the 1981 film Kamphaeng Huachai (The Wall of the Heart), where he played the younger brother of Jarunee Suksawat.

In 1985, he starred as the lead actor in a film for the first time in Nang Suea Dao (The Leopard Woman), opposite Wannisa Sriwichian, a fellow talent from the same agency.

On October 16, 2024, Yuranunt was arrested along with Kan and Min Pechaya on charges of public fraud and introducing false information into a computer system.