MohammadHussein Aminnozarb, son of MohammadHassan Esfahani (first Aminnozarb) and MahBeigom (daughter of MohammadHussein Sarraf Esfahani) was born in Tehran, March 16th 1872. His Primary education began with private teachers at home. After learning Farsi, Arabic and French lessons, he acquired religious courses completely. He was taught jurisprudence, principles and philosophy in the level degree and followed to study mathematics, history and geography as well. He learned to speak Arabic with Seyyed Jamalaadin Assadabadi during his stay in Tehran while he was the family’s neighbor.
Aminozzarb, the second began his job in his father’s trading house when he was only 16 years old. He began to learn the techniques of trading and landholding gradually and by the age of 20 he was responsible to deal with the affairs of the business and properties.
In the early years of Mozaffaraddin Shah’s reign (1899), MohammadHassan was detained due to fraud in the degree of purity of the coins. MohammadHussein went to MortezaQoli Khan Sanioddowleh, the treasury minister, and the Shah’s son in law, and announced his sincere readiness to settle the question. Eventually, he paid a compensation of 760 thousand tomans to the government, and 40 thousand tomans to Sanioddowleh and succeeded to release his father from prison.
Due to his frequent travels to Europe, and his socializing with the foreigners, Hajj MohammadHussein Aminnozzarb considered the rule of law, and founding of justice house necessary for the country. He invited some market traders and shopkeepers to join him in his efforts to realize these goals and establish constitutionalism. He was the man who took the decree of Constitutionality for the people who took sit in at the British embassy and due to his services, he was elected by the traders and shopkeepers of Tehran to represent the National Assembly. He became the vice president of the first period of Majliss, was a member of the Committee for compilation of the constitution.
Following the bombardment of the Majliss by the order of MuhammadAli Shah, Mohammad Hussein Aminozzarb lived a secret life for a while, but gradually, he appeared in his office and embarked on economic activities and avoided any political activity. He was detained during the Feb. 22nd 1922 coup by the order of Seyyed Ziaaddin Tabatabai, the prime minister and was imprisoned. He was released after one hundred days. He was elected a Majliss member for the seventh and the eight periods and as a senate for the first period of the constituent assembly.
Aminnozzarb was a reputable merchant, a big landowner and capital holder of Iran. Much of Iran's exports had been under his control. After the death of his father, he expanded the range of economic activities within and outside the country and established some commercial offices in some European cities like Moscow, London, Paris and Marseille. Among his. Other activities were the formation of commercial chamber of which he was president. Also during the first world war he formed a committee called "merchants alliance" and presided it. He established the first power plant in Iran.
MohammadHussein Aminozzarb 26th December, 1932 at the age of 62 died in Tehran. He had four sons: Hassan, Mohsen, Dr. Yahya and Dr. Asghar Mahdavi.