Bill Potts is a fictional character from the British television series Doctor Who. He first appeared in the tenth series of the show, portrayed by actor Pearl Mackie. Bill is notable for being the first openly LGBTQ+ companion of the Doctor, bringing a fresh perspective to the series. As a university student, Bill is curious and adventurous, often asking questions that challenge the Doctor's views. Her character is known for her strong sense of morality and compassion, making her a beloved companion during her time on the show. Bill's journey includes exploring themes of identity and acceptance.