Donna Moss is a fictional character from the television series The West Wing, created by Aaron Sorkin. She serves as the assistant to Josh Lyman, a key staff member in the White House. Throughout the series, Donna is portrayed as intelligent, resourceful, and dedicated to her work, often providing support and insight to her boss. In addition to her professional role, Donna's character develops personal relationships with other staff members, including Toby Ziegler and Sam Seaborn. Her journey reflects themes of growth and empowerment as she navigates the complexities of working in a high-pressure political environment.