Carlos Octavio Cuque López (born 24 November 1945) is a former long-distance runner from Guatemala. He competed in the marathon and 5000 m at the 1968 and 1972 Summer Olympics and finished around the 40th position in the marathon in both Games. He won the marathon event at the 1973 Central American Games setting a new Games record at 2h23:52. He finished fifth in the marathon at the 1971 Pan American Games. Personal bests: * 5000 m – 14:40.5 (1971) * Marathon – 2h19:20 (1980)