Donnatella Moss

Donnatella Moss, played by Janel Moloney, is a fictional character on the television serial drama The West Wing. During most of the series, Donna works as a senior assistant to White House Deputy Chief of Staff Josh Lyman. She is the best defined and most often featured staff member on the assistant level, and her difficult, semi-romantic relationship with Josh is a recurring plotline throughout the show. After quitting her job to work for the presidential campaign of Bob Russell, she later works as a spokeswoman for Matt Santos's campaign after Russell loses the primary.