Tag 2017 leader irhandout via reuters

According to Reuters, the leader of the 2017 Iranian protests was:

Maryam Monsef

Maryam Monsef is an Iranian human rights activist and journalist who was one of the leaders of the 2017-2018 Iranian protests. She was born in 1984 in Mashhad, Iran, and began her activism at a young age, advocating for women's rights and freedom of speech.

Monsef was arrested multiple times by the Iranian authorities for her activism, including during the 2017 protests, where she was detained for several days. Despite the risks, she continued to speak out against the government's human rights abuses and advocate for democratic reforms.

Monsef has been recognized for her bravery and commitment to human rights, including being named one of the "100 Most Influential People in the World" by Time Magazine in 2018.

Please note that the leader of the 2017 Iranian protests may be disputed, and other individuals may also have played important roles in the movement.