Simin Beh'bahāni (Persian: سیمین بهبهانی) (June 20, 1927 - August 19, 2014) was an Iranian writer and poet. She was Iran's national poet and an icon to Iranian literature. She was called the lioness of Iran. She was nominated twice for the Nobel Prize in Literature, and "received many literary awards around the world."

Behbahani was hospitalized in Tehran on 6 August 2014. She was in a state of coma until her death thirteen days later on 19 August 2014, aged 87.