North Korea competed as the Democratic People's Republic of Korea at the 1980 Summer Olympics in Moscow, USSR.
Medalists
{| class="wikitable sortable" style="font-size: 95%;"
!Medal
!Name
!Sport
!Event
|-
|
|Se-Hong Jang
|Wrestling
|Men's freestyle light flyweight
|-
|
|Ho-Pyong Li
|Wrestling
|Men's freestyle bantamweight
|-
|
|Bong-Chol Ho
|Weightlifting
|Men's flyweight
|-
|
|Ri Byong-uk
|Boxing
|Men's light flyweight
|-
|
|Gyong-Si Han
|Weightlifting
|Men's flyweight
|}
Archery
1980 was the second time that North Korea competed in archery in the Olympics. Two women and one man competed.
Women's Individual Competition:
- O Gwang-sun — 2401 points (→ 5th place)
- Sok Chang-suk — 2269 points (→ 17th place)
Men's Individual Competition:
- Kim Gye-Yong — 2331 points (→ 22nd place)
Athletics
thumb|upright|Marathon: Chun Son-Koh in front of [[Saint Basil's Cathedral]]
Men's Marathon
- Chun Son-Koh
:* Final — 2:20:08 (→ 27th place)
- Jong Hyong-Li
:* Final — 2:21:10 (→ 29th place)
- Chang Sop-Choe
:* Final — 2:22:42 (→ 33rd place)
Boxing
Men's Light Flyweight (48 kg)
- Li Byong-Uk → Bronze Medal
- First Round — Defeated Henryk Pielesiak (Poland) on points (3-2)
- Second Round — Defeated Gilberto Sosa (Mexico) on points (3-2)
- Quarter Finals — Defeated Dumitru Şchiopu (Romania) on points (4-1)
- Semi Finals — Lost to Shamil Sabirov (Soviet Union) on points (0-5)
Men's Flyweight (51 kg)
- Yo Ryon-Sik
- First Round — Defeated Amala Dass (India) on points (5-0)
- Second Round — Defeated Ramon Armando Guevara (Venezuela) on points (4-1)
- Quarter Finals — Lost to Hugh Russell (Ireland) on points (2-3)
Men's Featherweight (57 kg)
- Gu Yong-ju
- First Round — Bye
- Second Round — Lost to Krzysztof Kosedowski (Poland) on points (0-5)
Men's Lightweight (60 kg)
- Jong Jo-Ung
- First Round — Defeated Rabani Ghulam (Afghanistan) after referee stopped contest in second round
- Second Round — Lost to Viktor Demyanenko (Soviet Union) on points (0-5)
Men's Light-Welterweight (63,5 kg)
- Ryu Bun-Hwa
- First Round — Defeated Bishnu Malakar (Nepal) after referee stopped contest in first round
- Second Round — Lost to José Aguilar (Cuba) on points (1-4)
Gymnastics
11 athletes have participated.
- Cho Hun
- Choe Jong-Sil
- Choe Myong-Hui
- Han Gwang-Song
- Kang Gwang-Song
- Kim Chun-Son
- Kim Gwang-Jin
- Li Su-Gil
- Lo Ok-Sil
- Sin-Myong-Ok
- Song Sun-Bong
Judo
4 male athletes have participated.
- Kim Byong-Gun
- Kim Myong-Gyu
- Ko Hyong
- Pak Jong-Chol
Shooting
Weightlifting
Wrestling
Men's freestyle 48 kg
- Jang Se-hong
- First Round — Defeated Gombyn Khishigbaatar (MGL), 7:43 (won by fall)
- Second Round — Defeated Mohammed Jabbar (IRQ), 2:41 (won by fall)
- Third Round — Defeated Mohammad Aktar (AFG), 8:30 (won by fall)
- Fourth Round — Lost to Claudio Pollio (ITA), 7:12 (won by passivity)
- Fifth Round — Defeated Jan Falandys (POL), 8 - 13
- Final
- Lost to Claudio Pollio (ITA), 7:12 (won by passivity)
- Defeated Sergey Kornilayev (URS), 7:23 (won by fall) → Silver Silver Medal
Men's freestyle 52 kg
- Jang Dok-ryong
