Six civilians who tried to theft the police station to take weapon are also included in the list of nine people who made their last breath on Tuesday night in the central city of Qahdarijan.
The secretary of Iran's Supreme National Security Council, Ali Shamkhani, blamed the United Kingdom, the USA and Saudi Arabia for fomenting the protests on social media.
At least 16 people, including a police officer, have been killed in anti-government protests across Iran, officials said Monday.
Iran's Intelligence Ministry has identified and detained a number of individuals over the involvement in provoking unrest in the country's major cities, local media reported on Monday, citing the ministry.
Two protesters also were killed during clashes late on Saturday in Doroud, southwest of Tehran in Lorestan province, authorities have said.
Clash is mainly going between Anti Government protesters and Policemen.
The report Tuesday puts the death toll in six days of demonstrations to at least 20 people.
Nearby, Aslan, a 52-year-old man in the area who was not demonstrating, said protesters "need a chance to show they are not happy".
"All of the money that President Obama so foolishly gave them went into terrorism and into their 'pockets.' The people have little food, big inflation and no human rights".
"The people of Izeh city, like some other cities in Iran, gathered in protest over the economic problems, which unfortunately led to the deaths of two people and the wounding of others in the city", Hedayatullah Khademi said.
Iranian authorities placed restrictions on some social media platforms used heavily in Iran, including Instagram and Telegram, in an attempt to prevent would-be protesters from using them to call for and organize further demonstrations.
Germany is one of the world powers that agreed to the landmark 2015 nuclear deal with Iran in which sanctions were lifted in return for Iran taking steps to limit its enrichment of uranium.
Writing for the broadcaster, Trita Parsi, president of the National Iranian American Council, says the protests may have started as a reaction to the spluttering economy but now "there is something larger at play".
Israel considers Iran its greatest enemy, citing decades of hostile rhetoric by Iran's leaders, support for anti-Israel militant groups and its development of long-range missiles.
He said the cause of death wasn't immediately known.