Question: what season does fiona leave?
Answer: How Did Fiona Leave 'Shameless'? 6 Emotional Moments From the Season 9 Finale. [Warning: The below contains MAJOR spoilers for the Season 9 finale episode of Shameless, "Found."] It was the end of an era in Sunday night's Shameless finale as star Emmy Rossum bid farewell to the long-running Showtime series.