Jeffrey Robert Immelt (born February 19, 1956) is an American business executive currently working as a venture partner at New Enterprise Associates. He previously served as the CEO of General Electric from 2001 to 2017, and the CEO of GE's Medical Systems division from 1997 to 2000.

He earned an A.B. in applied mathematics and economics cum laude from Dartmouth College in 1978. He was president of his fraternity, Phi Delta Alpha.

During his years at Dartmouth he worked summers on a Ford assembly line in Cincinnati; after graduating he worked for Procter & Gamble. He obtained an MBA from Harvard Business School in 1982.