Lou Lung Pai () (born 1947) is a Chinese-American businessman and former Enron executive. He was CEO of Enron Energy Services from March 1997 until January 2001 and CEO of Enron Xcelerator, a venture capital division of Enron, from February 2001 until June 2001. He left Enron with over $250 million. Pai was the second-largest land owner in Colorado after he purchased the Taylor Ranch for $23 million in 1999, though he sold the property in June 2004 for $60 million.