He was born in Ghouchan, Mashhad. His mother family originally were from Armenia and immigrate to Iran in 1923. Azizeh, the mother of Yousef, was the third children of her family. Hasan, father of Yousef, had a store in Ghouchan When Yousef went to joveini high school, since that he interested in regularity and orders in nature, he chose the major of Mathematics-physics in high school. He was interested in art and painting. Yousef was very active in cultural affairs such that built a library with the aim of his teacher. Also, he participated in theater group. He was a basketball player. After getting diploma, he went to enroll in the faculty of Army officers.
Officer faculty
He went to officer faculty in 1964. He familiarized there with Hasan Aghareb Parast. Yousef and Hasan established a council by the name of " nobility council" in Persian"sherafat". They deal with problem such as conditions of Masters of faculty and also students. They also considered on the place of military men in society, obeying, ethics in army, the virtue of dying for the sake of country etc. Yousef became familiar with Master Mousa Namjoo. Namjoy suggested to Hasan Aghareb parast to participate in hidden organization. This organization was one of the most complex and fighting before revolutionary of Iran. according to memoires of Muhammad Ali Sharif, Mousa Namjoo insisted to cause Yousef to go in Imperial Guard. Kolahdouz was missioned to form the group of ones who are loyal to Ruhollah Khomeini in Army organization.
Shiraz
Yousef went to shiraz to spend the armorial initial center in 1965. After a while, Hasan married with the sister of Yousef. Yousef trained about two-month period in England Chieftain tank. He also accepted the responsibility of spying and reporting of Hasan Aghareb Parast because the intelligence service of that time was suspicious to him.. "There is no miscase and first lieutenant Hasan Aghareb parast is so loyal to his country and Shah" said by first lieutenant Yousef kolahdouz. He married Zahra Mouzarani in the summer of 1973.
Tehran-Imperial Guard (Iran)
Yousef went to Tehran in 1974. he was selected as member of Imperial Guard there. He was familiar with Ali Zabetian, a religious man and officer. Yousef and his family, by guiding of Ali Zabetain, could rent an apartment in Tehran. the intelligence service of that time, described Yousef as Dianthus, in Persian by the name of "Gole Mikhak". Later, Yousef alongside with Toutiani participated more in political activity against shah regime by the aim of overthrow of the Pahlavi dynasty. He also was familiar with Hassan Ayatan Iranian Shia theologian and politician.During the Ashura days in 1979 Iran, Kolahdouz took part in political activity against Shah such that designed as schema against the operation of repressing of demonstrators. This schema was to execute forcing group in Imperial Guard. This group also designed a plan for assassinating the high rank officers of shah. During the Lavizan event, killed approximately seventy of officers by corporation of Kolahdouz and his old men namely Hasan zadeh and Omidi abed. the news on this important event distributed by Kolahdouz amongst media. This enterprise led to lose the repressing operation. Kolahdouz along with Namjoo and Hasan Aghareb Parast comprised the first committee in welcoming to Ruhollah Khomeini. They also talked on conditions of Army in committee. One of the most important discussion was on disbundment of Army.
it was near the victory of Iranian Revolution of Iran. Yousef assigned to preserve of arsenal of Lavizan infrastructure. since that time the establishment of revolutionary Guard of Iran planned. The first place planned the establishment of Islamic Revolutionary Guard Corps was welcome committee of Khomeini in early days of revolution. After that. A military committee manages to disestablish the Army.
Kolahdouz believed that despite the Army, Iran need to a revolutionary force which preserve of Khomeini and revolution. according to Khomeini's order to Lahouti, the Islamic Revolutionary Guard Corps was established. Yousef early was in charge of training of forces in the IRGC. First he designed three programs on training: three-month program for laymen, one-year program for ones who intend to manage, three-year program for ones who intend to be masters and staffs. Three years programs led to the establishment of Imam Hussein university. Kolahdouz later tried to write the doctrine of IRGC with the help of three ones.
