Lemi Berhanu Hayle, also known as Berhanu Lemi, (Amharic: ለሚ ብርሃኑ ኃይሌ ; born 13 September 1994) is an Ethiopian long-distance runner who specialises in the marathon. He competed in the marathon event at the 2015 World Championships in Athletics in Beijing, China, placing 15th. His personal best of 2:04:33 hours, set in 2015, ranks him in the world's top 15 athletes for the distance (as of 2016). In April 2016, he won the Boston Marathon.