Kianoush Jahanpour said on Saturday 59 patients died of the virus in the past 24 hours, increasing the death toll to 7,359.
However, he added, no one died of the disease in 14 provinces in this period of time.
He also confirmed 1,869 new cases of COVID-19 infection, raising the totall number of cases to 133,521.
2,633 patients are in severe conditions of the disease, the spokesman added.
So far, 781,286 COVID-19 tests have been taken across the country, according to Jahanpour.