The militant Islamic State group, monitored in Cairo, said one of its fighters had carried out the attack, though a Russian law enforcement spokeswoman would not comment on whether police regarded the incident as terrorism related.
"A man was running along the main street stabbing people", the TASS news agency said.
The man, named locally as 19-year-old Artur Gadzhiev, was gunned down by cops after going on a horrific stabbing spree in Surgut on Saturday.
As per a report in Reuters, the Islamic State has claimed the responsibility for the attack.More news: Assam's Independence Day spirit remains buoyant in the face of floods
To Sourgout, in western Siberia, around 11: 20 local time, a man "attacked passers-by" in the center of this city of 330 000 inhabitants, according to the investigative Committee of the Russian body responsible for major criminal investigations. They said that he may have been suffering from "psychiatric disorders".
It comes after two people were killed and eight injured Friday in a stabbing attack in the Finnish city of Turku.
Fears have surfaced that other weapons were used in the attack, including an axe and stones. The police said they were investigating the attack as attempted murder. She said one victim was fighting for his life.
The incident took place in a city some 2,100 kilometers northeast of Moscow in the oil-rich Khanty-Mansi region.
The stabbings in Russia Saturday follow a deadly ISIS attack in Barcelona, Spain earlier this week.