Jack Donaghy is a fictional character from the television series 30 Rock, portrayed by actor Alec Baldwin. He serves as the Vice President of East Coast Television and Microwave Oven Programming at NBC, showcasing a blend of corporate savvy and comedic charm. Jack is known for his ambitious nature and often serves as a mentor to the show's protagonist, Liz Lemon. Throughout the series, Jack navigates the challenges of the television industry while balancing his personal life. His character is marked by a love for power, a penchant for manipulation, and a deep appreciation for the finer things in life, making him a memorable figure in modern television comedy.