Geraldine Stowton is one of the characters in the BBC series Killing Eve. She is the daughter of Carolyn Martens and the sister of Kenny Stowton.
Background
After Kenny's death, Geraldine moves in with Carolyn to help her grieve. She describes herself as an empath, and gets very emotional about acts of kindness following her brother's death.
Significance in series
"Management Sucks"
Geraldine attends Kenny's funeral, and remarks that Carolyn is treating the event like one of her dinners. When Carolyn asks her to change the music, Geraldine reminds her that the event is about acknowledging their sadness. She meets Konstantin and the two reminisce about Geraldine's childhood.
Geraldine meets Konstantin again later, where he gives her a souvenir fridge magnet, which, unbeknownst to her, is a recording device. She opens the door to Eve when she comes to visit Carolyn, and her mother advises her to go to bed.