| Honorific Prefix: | Sayyedeh |
| Fatemeh Hosseini | |
| Office: | Member of the Parliament of Iran |
| Constituency: | Tehran, Rey, Shemiranat and Eslamshahr |
| Majority: | 1,218,727 (37.53%) |
| Term Start: | 28 May 2016 |
| Term End: | 26 May 2020 |
| Birth Name: | Sayyideh Fatemeh Hoseyni |
| Birth Date: | 1 April 1985[1] |
| Birth Place: | Shiraz, Iran[2] |
| Parents: | Safdar Hosseini (father) |
| Profession: | Business consultant |
| Children: | 2 |
| Alma Mater: | University of Tehran Amirkabir University of Technology |
Sayyideh Fatemeh Hosseini (Persian: سیده فاطمه حسینی, born 1 April 1985) is an Iranian Reformist politician. She was a member of the Parliament of Iran, representing Tehran, Rey, Shemiranat and Eslamshahr, from 2016 to 2020. Hosseini was the youngest member of the 10th Parliament of Iran.[3]
She is daughter of Safdar Hosseini.[4]