
Susan Kathryn Youssef (born 1984) is a writer and actor who works in television, on radio and stage in Australia and the United Kingdom. Youssef performed at the Melbourne International Comedy Festival, Sydney Comedy Festival, Edinburgh Festival Fringe, and Homebake. Youssef is best known for her appearances in the television series The Project, Whose Line Is It Anyway? Australia, How Not to Behave, No Activity and Rosehaven. She has twice used her family name in the title of her stand-up comedy shows.

Deadloch
TV • 2023

Have You Been Paying Attention?
TV • 2013

Thank God You're Here
TV • 2006

The Cheap Seats
TV • 2021

A Bite to Eat with Alice
TV • 2024

The Project
TV • 2009

Amazing Grace
TV • 2021

Rosehaven
TV • 2016

Guy Montgomery's Guy Mont Spelling Bee
TV • 2024

AACTA Awards
TV • 1976

LOL: Australia
TV • 2020

Hughesy, We Have A Problem
TV • 2018

Why Are You Like This?
TV • 2021

Crime Night!
TV • 2025

Making It Australia
TV • 2021

Airport 24/7
TV • 2025

Tonight at the Museum
TV • 2026

The Flip Side
MOVIE • 2018