Mr San Peppy (1968–1998) was an American Quarter Horse stallion and a famous cutting horse. He was the National Cutting Horse Association, or NCHA, World Champion in 1973 and 1976. He was also the American Quarter Horse Association, or AQHA, World Champion in Senior Cutting in 1976, as well as being named the High Point Cutting Horse by the AQHA in 1975 and 1976. He went on to become a notable breeding stallion and was inducted into the American Quarter Horse Hall of Fame in 2011. His full brother, Peppy San, was inducted into the Hall of Fame in 1999.