Oscar Enrique Sánchez Rivas (15 July 1955 – 25 July 2019) popularly known as El Conejo (the rabbit) was a Guatemalan football coach and inside forward, who played the majority of his career for the club CSD Comunicaciones, and represented the Guatemala national football team at the Olympic Games and in three FIFA World Cup qualification processes.
Sánchez is the second highest goalscorer of all time in the Guatemalan league, and has been catalogued by journalists of the region as one of the best players in the history of the nation's football.
In a 1999 poll by the IFFHS, he was voted the best Guatemalan footballer of the 20th Century and among the best 20 in CONCACAF.