Sierra Leone competed in the Summer Olympic Games for the first time at the 1968 Summer Olympics in Mexico City, Mexico.

Athletics

Men AthleteEventHeatSemi FinalFinalResultRankResultRankResultRankAlifu Massaquoi10000 mcolspan=4 did not finishMarathoncolspan=4 2:52:2845

Field events AthleteEventQualificationFinalDistancePositionDistancePositionMarconi TurayHigh jump1.9039did not advance

Key Note–Ranks given for track events are within the athlete's heat only Q = Qualified for the next round q = Qualified for the next round as a fastest loser or, in field events, by position without achieving the qualifying target NR = National record N/A = Round not applicable for the event Bye = Athlete not required to compete in round

Boxing

Men AthleteEvent1 Round 2 Round 3 Round QuarterfinalsSemifinalsFinalOppositionResultOppositionResultOppositionResultOppositionResultOppositionResultRankJohn CokerHeavyweightL 0-5did not advance

References Official Olympic Reports