Peter Charles Lemon (born June 5, 1950) is a former United States Army soldier and a recipient of the United States military's highest decoration, the Medal of Honor. He received the award for his actions on April 1, 1970 while serving in Tay Ninh province during the Vietnam War. Lemon is the only Canadian born U.S. citizen to be presented the medal for fighting in the Vietnam War. He is the fifth-youngest living Medal of Honor recipient.