Denmark competed at the 1980 Summer Olympics in Moscow, USSR. In partial support of the American-led boycott of the 1980 Summer Olympics, Denmark competed under the Olympic Flag instead of its national flag. 58 competitors, 55 men and 3 women, took part in 30 events in 13 sports.
Hans Kjeld Rasmussen — Shooting, Men's SkeetValdemar Bandolowski, Erik Hansen and Poul Richard Høj Jensen — Sailing, Men's SolingPeter Due and Per Kjærgaard — Sailing, Men's TornadoHans-Henrik Ørsted — Cycling, Men's 4.000 metres Individual PursuitSusanne Nielsson — Swimming, Women's 100 metres BreaststrokeMen's 400 metres
Jens Smedegaard HansenMen's Marathon
Jorn LauenborgFinal — did not finish (→ no ranking)Men's Lightweight (– 60 kg)
Jesper GarnellFirst Round — Defeated Sylvain Rajefiarison (Madagascar) on points (5-0)Second Round — Lost to Galsandorj Batbileg (Mongolia) on points (1-4)Men's Welterweight (– 67 kg)
Ole SvendsenFirst Round — Lost to Michael Pillay (Seychelles) on points (1-4)Men's Light Heavyweight (– 81 kg)
Michael MadsenFirst Round — Defeated Csaba Kuzma (Hungary) on points (3-2)Second Round — Lost to Ricardo Rojas (Cuba) on points (1-4)Men's Canadian Singles, 1,000 metres
Hans Christian LassenEleven cyclists represented Denmark in 1980.
Individual road raceHenning JørgensenVerner BlaudzunAllan JacobsenPer Sandahl JørgensenTeam time trialPer Kærsgaard LaursenMichael MarkussenJesper WorreJørgen V. PedersenSprintHenrik Salée1000m time trialBjarne SørensenIndividual pursuitHans-Henrik ØrstedMen's Platform
Claus ThomsenWomen's foilMax MadsenPreliminary Round (Group A)Defeated Cuba (30-18)Lost to Spain (19-20)Lost to Poland (12-26)Lost to Hungary (15-16)Lost to East Germany (20-24)Classification Match9th/10th place: Defeated Algeria (28-20) → 9th placeTeam RosterOle Nørskov SørensenMichael Jørn BergAndres Dahl-NielsenThomas PazyjBjarne JeppesenIver GrunnetMorten Stig ChristensenCarsten HaurumPalle JensenErik Bue PedersenHans Henrik HattesenMogens JeppesenPoul Kjaer PoulsenPer SkaarupMen's Coxless Pairs
Michael JessenErik ChristiansenMen's Quadruple Sculls
Reiner ModestPer RasmussenMorten EspersenOle Bloch JensenWomen's Single Sculls
Lise JustesenMixed One Person Dinghy
Lasse HjortnæsMixed Two Person Keelboat
Jens ChristensenMorten NielsenMixed Multihull
Per Kjærgaard NielsenPeter DueMixed Three Person Keelboat
Erik HansenPoul Richard Høj JensenValdemar BandolowskiMixed Two Person Heavyweight Dinghy
Jacob Bojsen-MøllerJørgen Bojsen-MøllerMixed Small-Bore Rifle, Three Positions, 50 metres
Henning ClausenFinn DanielsenMixed Small-Bore Rifle, Prone, 50 metres
Henning ClausenMixed Skeet
Hans Kjeld RasmussenOle JustesenWomen's 100m Breaststroke
Susanne NielssonHeats — 1:11.58Final — 1:11.16 (→ Bronze Medal)Women's 200m Breaststroke
Susanne NielssonFinal — 2:32.75 (→ 4th place)Women's 400m Individual Medley
Susanne NielssonHeats — did not start (→ did not advance)Men's Light Heavyweight
Erling JohansenMen's Welterweight, Greco-Roman
Kaj Jægergaard HansenMen's Heavyweight, Greco-Roman
Svend Erik Studsgaard 
