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.

[1] 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.

This biographical article relating to Guatemalan athletics is a stub.