Susannah Fielding is an English actress. She grew up in Havant, Hampshire in a single parent family. She completed her A levels at Christ's Hospital school, a charity school in West Sussex where she found her love of acting.

She went on to train at the Guildhall School of Music and Drama where she graduated early to star in Tennesee Williams' 'The Rose Tattoo' alongside Zoe Wannamaker on the Oliver stage at the National Theatre, London. She was then cast as Hero in 'Much Ado About Nothing' alongside Simon Russell-Beale, and 'Philistines' with Ruth Wilson and Phil Davies which kick-started her highly acclaimed theatre career. She went on to star in 'Wallander' alongside Kenneth Branagh, followed by roles in numerous hit UK comedy series. She played Rafe Spall's long-suffering girlfriend Chloe in 'Pete Versus Life', and had roles in 'Catastrophe', 'Lovesick', and 'Black Mirror'.