The 10th (X) Central American and Caribbean Games were held in San Juan, Puerto Rico, from July 11 to July 25, 1966. These games were one of the largest ever with a total number of 1,689 athletes from eighteen participating nations.
Among those that composed the organizing committee were; Emilio Huyke, President, Joaco Martinez Rousset, General Secretary, Felicio Torregrosa Teknical Directo, German Rieckhoff Sampayo, Legal Council, Jose Luis Purcell, Emilio Vergne, Rafael Aparicio, Luis Crespo, Juan Maldonado, Rafell Pont Flores, Norman H. Davila and others.