According to the group "Iranian Activists for Human Rights and Democracy", 7 people

According to the group "Iranian Activists for Human Rights and Democracy", 7 people were hanged in Tehran’s Evin prison. Six of the prisoners were transferred from Ghezel Hesar prison and one was transferred from Rajai Shahr prison. One of the men, who was not identified by name, was an Afghan citizen. The other six men executed were identified as, Hamid Nader, Seyed Abolfazl Azimitabar, Mehdi Bashir, Javad Abdollahvand (54 years old), Asghar, and Masoud Ali Moradi (30 years old, transferred from Rajai Shahr prison).
Iranian authorities have not reported on these executions.