Afghanistan at the 1968 Summer OlympicsAlgeria at the 1968 Summer OlympicsBahamas at the 1968 Summer OlympicsBurma at the 1968 Summer OlympicsColombia at the 1968 Summer OlympicsCosta Rica at the 1968 Summer OlympicsDiving at the 1968 Summer OlympicsDiving at the 1968 Summer Olympics – Men's 10 metre platformDiving at the 1968 Summer Olympics – Men's 3 metre springboardDiving at the 1968 Summer Olympics – Women's 10 metre platformDominican Republic at the 1968 Summer OlympicsFiji at the 1968 Summer OlympicsGhana at the 1968 Summer OlympicsGuyana at the 1968 Summer OlympicsIceland at the 1968 Summer OlympicsIraq at the 1968 Summer OlympicsLebanon at the 1968 Summer OlympicsLibya at the 1968 Summer OlympicsLuxembourg at the 1968 Summer OlympicsNiger at the 1968 Summer OlympicsPortugal at the 1968 Summer OlympicsPuerto Rico at the 1968 Summer OlympicsSan Marino at the 1968 Summer OlympicsSuriname at the 1968 Summer OlympicsTrinidad and Tobago at the 1968 Summer Olympics