The United Kingdom competed as Great Britain at the 1968 Summer Olympics in Mexico City, Mexico. 225 competitors, 175 men and 50 women, took part in 133 events in 16 sports. British athletes have competed in every Summer Olympic Games.
David Hemery — Athletics, Men's 400m HurdlesChris Finnegan — Boxing, Men's MiddleweightDerek Allhusen, Jane Bullen, Ben Jones, and Richard Meade — Equestrian, Three-Day Event Team CompetitionBob Braithwaite — Shooting, Men's Trap ShootingRodney Pattisson & Iain MacDonald-Smith — Sailing, Men's Flying DutchmanRodney Craig & Fencing WinnerLillian Board — Athletics, Women's 400 metresSheila Sherwood — Athletics, Women's Long JumpDerek Allhusen — Equestrian, Three-Day Event Individual CompetitionMarion Coakes — Equestrian, Jumping Individual CompetitionMartyn Woodroffe — Swimming, Men's 200m ButterflyJohn Sherwood — Athletics, Men's 400m HurdlesDavid Broome — Equestrian, Jumping Individual CompetitionRobin Aisher, Paul Anderson, and Adrian Jardine — Sailing, Men's 5½ Meter ClassMen's Hammer Throw
Howard PayneQualifying Round — 68.06mFinal — 67.62m (→ 10th place)Women's Pentathlon
Sue ScottFinal Result — 4.786 points (→ 10th place)Men's Heavyweight (+ 81 kg)
Billy WellsFirst Round — Lost to Ionas Chepulis (URS), TKO-3Fourteen cyclists represented Great Britain in 1968.
Individual road raceDave RollinsonBrian JollyBilly BilslandLes WestTeam time trialJohn BettisonRoy CromackPete SmithJohn WatsonSprintReg BarnettIan Alsop1000m time trialBrendan McKeownIndividual pursuitIan HallamTeam pursuitIan AlsopHarry JacksonIan HallamRonald Keeble17 fencers, 12 men and 5 women, represented Great Britain in 1968.
Men's foilGraham PaulBill HoskynsMike BreckinMen's team foilAllan Jay, Graham Paul, Nick Halsted, Mike Breckin, Bill HoskynsMen's épéeRalph JohnsonNick HalstedBill HoskynsMen's team épéeNick Halsted, Teddy Bourne, Bill Hoskyns, Ralph Johnson, Peter JacobsMen's sabreRodney CraigSandy LeckieRichard OldcornMen's team sabreSandy Leckie, Rodney Craig, David Acfield, Richard OldcornWomen's foilJanet Bewley-Cathie-Wardell-YerburghSue GreenJudith BainWomen's team foilJudith Bain, Janet Bewley-Cathie-Wardell-Yerburgh, Sue Green, Julia Davis, Eva DaviesThree male pentathletes represented Great Britain in 1968.
IndividualJim FoxBarry LillywhiteRobert PhelpsTeamJim FoxBarry LillywhiteRobert PhelpsThere were seven rowing events for men only and Great Britain entered two boats. In the coxed eight, Malcolm Malpass in seat 5 was replaced with John Mullard in the B final.
Ten shooters, all men, represented Great Britain in 1968. Bob Braithwaite won gold in the trap.
25 m pistolTony ClarkRobert Hassell50 m pistolCharles SextonMarcus Loader50 m rifle, proneJohn PalinAlister AllanTrapBob BraithwaiteEric GranthamSkeetAlec BonnettColin Sephton 
