Sweden competed at the 1984 Summer Olympics in Los Angeles, California, United States. 174 competitors, 131 men and 43 women, took part in 138 events in 19 sports.
Medalists
{| class="wikitable sortable" style="font-size:90%"
|-
!Medal
!Name
!Sport
!Event
!Date
|-
| || || Canoeing || Women's K-1 500 metres || 10 August
|-
| || <br> || Canoeing || Women's K-2 500 metres || 10 August
|-
| || || Shooting || Men's 50 metre pistol || 29 July
|-
| || || Modern pentathlon || Men's individual || 1 August
|-
| || || Wrestling || Men's Greco-Roman 62 kg || 1 August
|-
| || || Wrestling || Men's Greco-Roman 74 kg || 2 August
|-
| || || Fencing || Men's épée || 8 August
|-
| || || Canoeing || Men's K-1 500 metres || 10 August
|-
| || <br> || Canoeing || Men's K-2 500 metres || 10 August
|-
| || <br><br><br> || Canoeing || Women's K-4 500 metres || 11 August
|-
| || <br><br><br> || Canoeing || Men's K-4 1000 metres || 11 August
|-
| || || Athletics || Men's 50 kilometres walk || 11 August
|-
| || || Athletics || Men's high jump || 11 August
|-
| || || Swimming || Men's 100 metre freestyle || 31 July
|-
| || || Wrestling || Men's Greco-Roman 90 kg || 1 August
|-
| || <br><br><br> || Swimming || Men's 4 × 100 metre freestyle relay || 2 August
|-
| || || Wrestling || Men's Greco-Roman 82 kg || 3 August
|-
| || || Athletics || Men's javelin throw || 5 August
|-
| || <br><br> || Equestrian || Team dressage || 9 August
|}
Archery
Göran Bjerendal, a veteran of the 1980 Summer Olympics, became the second Swedish archer to place in the top eight and the first since 1972.
Women's Individual Competition:
- Liselotte Andersson – 2468 points (→ 14th place)
- Ylva Iversson – 2420 points (→ 26th place)
Men's Individual Competition:
- Göran Bjerendal – 2522 points (→ 6th place)
- Gert Bjerendal – 2481 points (→ 19th place)
- Tommy Quick – 2447 points (→ 27th place)
Athletics
;Men's Competition
Men's 400 metres
- Tommy Johansson
:* Heat — 47.77 (→ did not advance)
Men's 5,000 metres
- Mats Erixon
:* Heat — 13:44.45
:* Semifinals — 13:29.72
:* Final — 13:41.64 (→ 12th place)
Men's Marathon
- Tommy Persson — did not finish (→ no ranking)
- Kjell-Erik Ståhl — did not finish (→ no ranking)
Men's 50 km Walk
- Bo Gustafsson
:* Final — 3:53:19 (→ 16x16px Silver Medal)
- Bengt Simonsen
:* Final — DSQ (→ no ranking)
- Roland Nilsson
:* Final — DSQ (→ no ranking)
Men's High Jump
- Patrik Sjöberg
:* Qualification — 2.24m
:* Final — 2.33m (→ 16x16px Silver Medal)
- Thomas Eriksson
:* Qualification — 2.21m (→ did not advance)
Men's Triple Jump
- Thomas Eriksson
:* Qualification — 15.97m (→ did not advance)
Men's Javelin Throw
- Kenth Eldebrink
:* Qualification — 81.06m
:* Final — 83.72m (→ 16x16px Bronze Medal)
Men's Shot Put
- Sören Tallhem
:* Qualifying Round — 19.94 m
:* Final — 19.81 m (→ 7th place)
- Yngve Wahlander
:* Qualifying Round — 18.28 m (→ did not advance)
Men's Discus Throw
- Stefan Fernholm
:* Final — 63.22m (→ 8th place)
Men's Pole Vault
- Miro Zalar
:* Qualifying Round — no mark (→ did not advance)
;Women's Competition
Women's 1,500 metres
- Jill McCabe
:* Heat — 4:16.48 (→ did not advance)
Women's 3,000 metres
- Eva Ernström
:* Heat — 9.06.54 (→ did not advance)
Women's 400m Hurdles
- Ann-Louise Skoglund
:* Heat — 55.75
:* Semifinal — 55.17
:* Final — 55.43 (→ 5th place)
Women's Marathon
- Midde Hamrin
:* Final — 2:36:41 (→ 18th place)
Women's Long Jump
- Annette Tånnander
:* Qualification — 6.16 m (→ did not advance, 14th place)
Women's Heptathlon
- Kristine Tånnander
:* Final Result — 5985 points (→ 12th place)
- Annette Tånnander
:* Final Result — 5908 points (→ 14th place)
Boxing
Men's Lightweight
- Shadrach Odhiambo
Men's Light-Welterweight
- Stefan Sjöstrand
Men's Welterweight
- Vesa Koskela
Men's Light-Middleweight
- Lotfi Ayed
Men's Light-Heavyweight
- Christer Corpi
Men's Heavyweight
- Håkan Brock
Canoeing
Cycling
Eleven cyclists, seven men and four women, represented Sweden in 1984.
;Men's individual road race
- Per Christiansson
- Lars Wahlqvist
- Kjell Nilsson
- Stefan Brykt
;Team time trial
- Bengt Asplund
- Per Christiansson
- Magnus Knutsson
- Håkan Larsson
;Women's individual road race
- Kristina Ranudd — 15th place
- Tuulikki Jahre — 16th place
- Marianne Berglund — 25th place
- Paula Westher — 35th place
Diving
Equestrianism
Fencing
Six fencers, five men and one woman, represented Sweden in 1984.
;Men's épée
- Björne Väggö
- Jerri Bergström
- Greger Forslöw
;Men's team épée
- Jerri Bergström, Greger Forslöw, Kent Hjerpe, Jonas Rosén, Björne Väggö
;Women's foil
- Kerstin Palm
Gymnastics
Handball
;Summary
{| class="wikitable" style="font-size:90%"
|-
!rowspan=2|Team
!rowspan=2|Event
!colspan=6|Group Stage
!colspan=2|Final / /
|-style="font-size:95%"
!Opposition<br />Score
!Opposition<br />Score
!Opposition<br />Score
!Opposition<br />Score
!Opposition<br />Score
!Rank
!Opposition<br />Score
!Rank
|-align=center
|align=left|Sweden men's
|align=left|Men's tournament
|<br/>W 36–23
|<br/>W 21–18
|<br/>L 17–18
|<br/>L 19–26
|<br/>W 26–25
| 3 Q
|<br/>W 26–24
|5
|}
;Men's Team Competition
- Preliminary Round (Group B)
:*Defeated South Korea (36:23)
:*Defeated United States (21:18)
:*Lost to West Germany (17:18)
:*Lost to Denmark (19:26)
:*Defeated Spain (26:25)
- Classification Match
:*5th/6th place: Defeated Iceland (26:24) → 5th place
- Team Roster
:*Göran Bengtsson
:*Per Carlsén
:*Lennart Ebbinge
:*Lars-Erik Hansson
:*Claes Hellgren
:*Rolf Hertzberg
:*Björn Jilsén
:*Per Jilsén
:*Mats Lindau
:*Christer Magnusson
:*Per Öberg
:*Peter Olofsson
:*Mats Olsson
:*Sten Sjögren
:*Danny Sjöberg-Augustsson
Judo
;Extra Lightweight, Men
- Anders Hellqvist (=18th)
;Half Lightweight, Men
- Jörgen Häggqvist (11th)
;Half Middleweight, Men
- Per Kjellin (=14th)
;Middleweight, Men
- Michel Grant (=12th)
Modern pentathlon
Three male modern pentathletes represented Sweden in 1984. Svante Rasmuson won a silver medal in the individual event.
;Individual
- Svante Rasmuson – 5456 points (→ Image:Med 2.png Silver Medal)
- Martin Lamprecht – 4803 points (→ 30th place)
- Roderick Martin – 4205 points (→ 47th place)
;Team
- Svante Rasmuson, Martin Lamprecht, Roderick Martin
Rhythmic gymnastics
Rowing
Sailing
Shooting
Swimming
;Men's Competition
Men's 100m Freestyle
- Per Johansson
:* Heat — 50.57
:* Final — 50.31 (→ Image:Med 3.png Bronze Medal)
- Thomas Lejdström
:* Heat — 51.19
:* B-Final — 51.64 (→ 13th place)
Men's 200m Freestyle
- Anders Holmertz
:* Heat — 1:51.70
:* B-Final — 1:52.44 (→ 12th place)
- Thomas Lejdström
:* Heat — 1:51.76
:* B-Final — 1:53.63 (→ 16th place)
Men's 400m Freestyle
- Anders Grillhammar
:* Heat — 4:00.26 (→ did not advance, 21st place)
- Anders Holmertz
:* Heat — 4:03.07 (→ did not advance, 23rd place)
Men's 1500m Freestyle
- Anders Holmertz
:* Heat — 16:11.38 (→ did not advance, 22nd place)
Men's 100m Backstroke
- Bengt Baron
:* Heat — 57.66
:* Final — 57.34 (→ 6th place)
- Hans Fredin
:* Heat — 58.39
:* B-Final — 58.31 (→ 13th place)
Men's 200m Backstroke
- Michael Söderlund
:* Heat — 2:05.85
:* B-Final — 2:05.02 (→ 11th place)
- Hans Fredin
:* Heat — 2:06.50 (→ did not advance, 18th place)
Men's 100m Breaststroke
- Peter Berggren
:* Heat — 1:04.95
:* B-Final — 1:05.66 (→ 16th place)
Men's 100m Butterfly
- Bengt Baron
:* Heat — 54.67
:* Final — 55.14 (→ 8th place)
Men's 200m Butterfly
- Thomas Lejdström
:* Heat — 2:03.81 (→ did not advance, 20th place)
Men's 200m Individual Medley
- Mikael Örn
:* Heat — 2:07.56
:* B-Final — 2:11.79 (→ 16th place)
- Anders Peterson
:* Heat — 2:08.35 (→ did not advance, 20th place)
Men's 400m Individual Medley
- Anders Peterson
:* Heat — 4:32.93
:* B-Final — 4:27.95 (→ 9th place)
Men's 4 × 100 m Freestyle Relay
- Richard Milton, Michael Söderlund, Mikael Örn, and Per Johansson
:* Heat — 3:23.86
- Thomas Lejdström, Bengt Baron, Mikael Örn, and Per Johansson
:* Final — 3:22.69 (→ Image:Med 3.png Bronze Medal)
Men's 4 × 200 m Freestyle Relay
- Michael Söderlund, Tommy Werner, Mikael Örn, and Anders Holmertz
:* Heat — 7:28.60
- Michael Söderlund, Tommy Werner, Anders Holmertz, and Thomas Lejdström
:* Final — 7:26.53 (→ 6th place)
Men's 4 × 100 m Medley Relay
- Michael Söderlund, Peter Berggren, Bengt Baron, and Per Johansson
:* Heat — 3:49.76
- Bengt Baron, Peter Berggren, Thomas Lejdström, and Per Johansson
:* Final — 3:47.13 (→ 5th place)
;Women's Competition
Women's 100m Freestyle
- Agneta Eriksson
:* Heat — 58.43
:* B-Final — 58.08 (→ 15th place)
- Maria Kardum
:* Heat — 58.22
:* B-Final — 58.12 (→ 16th place)
Women's 200m Freestyle
- Ann Linder
:* Heat — 2:04.60
:* B-Final — 2:03.85 (→ 12th place)
Women's 200m Freestyle
- Maria Kardum
:* Heat — DNS (→ did not advance)
Women's 400m Freestyle
- Ann Linder
:* Heat — 4:18.28
:* B-Final — 4:17.55 (→ 11th place)
Women's 800m Freestyle
- Ann Linder
:* Heat — 8:50.80 (→ did not advance, 9th place)
Women's 4 × 100 m Freestyle Relay
- Maria Kardum, Agneta Eriksson, Petra Hilder, and Malin Rundgren
:* Heat — 3:52.27
- Maria Kardum, Agneta Eriksson, Petra Hilder, and Karin Furuhed
:* Final — 3:51.24 (→ 7th place)
Women's 4 × 100 m Medley Relay
- Anna-Karin Eriksson, Eva-Marie Håkansson, Agneta Eriksson, and Maria Kardum
:* Heat — 4:17.65
:* Final — DSQ (→ no ranking)
Women's 100m Backstroke
- Anna-Karin Eriksson
:* Heat — 1:06.09 (→ did not advance, 20th place)
Women's 200m Backstroke
- Sofia Kraft
:* Heat — 2:19.73
:* B-Final — 2:19.37 (→ 15th place)
Women's 200m Individual Medley
- Anette Philipsson
:* Heat — 2:21.70
:* B-Final — 2:21.54 (→ 12th place)
- Maria Kardum
:* Heat — 2:22.87 (→ did not advance, 18th place)
Women's 400m Individual Medley
- Sofia Kraft
:* Heat — 4:55.10
:* B-Final — 4:53.25 (→ 10th place)