Rouben Hayrapetyan was born on March 9, 1963 in Yerevan.
Mr. Hayrapetyan graduated with a degree in economics from the Yerevan Institute of National Economy in 1988.
From 1980-1982 he worked as a mechanic in the Almast Factory in Yerevan. From 1983-1985 he served in the Soviet Army. For the next three years he was a worker in Yerevan Food Complex # 7 and later, from 1988-1991, its accountant. From 1991-1993 he was the deputy head of the Haytskhakhot Complex and from 1993-1995 its chief engineer. From 1996-1999 he was head of Avan District Community and in 1998 he was the president of Haytskhakhot CJSC.
From 2003-2007 he was a deputy in the NA (electoral district # 1). He was a member of the NA Standing Committee on Financial-Credit, Budgetary and Economic Affairs. He was not a member of any faction and deputy group.
On May 12, 2007 he was elected to the NA from electoral district # 1.
Mr. Hayrapetyan is married and has three children.