David Ghazaryan was born on May 5, 1989 in Vedi city of Ararat province.
He graduated from high school № 1 in Vedi city. In 2006 he entered the Military University after Vazgen Sargsyan. In 2010 he graduated with the rank of lieutenant and joined the service in Artsakh.
He participated in the four-day war in 2016 and died during the fighting of the 44-day war.
President of Artsakh Araik Harutyunyan posthumously awarded David Ghazaryan the highest title of Hero of Artsakh.