Lars Ploug Jorgensen (born September 1, 1970) is an American former competition swimmer who represented the United States at the 1988 Summer Olympics in Seoul, South Korea. Jorgensen competed in the preliminary heats of the men's 1,500-meter freestyle, and finished with the twenty-third-best time overall (15:39.51). Jorgensen is the head coach of the swimming team for the University of Kentucky. He is the brother of fellow Olympic swimmer Dan Jorgensen.