- For an extensive coverage see 1984 in athletics (track and field)
- Women's European Nations Cup in Lille, France
- Gold Medal: The Netherlands
- Silver Medal: Soviet Union
- Bronze Medal: West Germany
- March 10 - In an international women's field hockey match at Wembley Stadium, England. Ireland beat England 1-0.
- August 11 - In the Olympics Women's Field Hockey Tournament in Los Angeles, The Netherlands win the gold medal.
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- For an extensive coverage see 1984 in football (soccer)
Men's professional
Men's amateur
Women's professional
Events
Men's Competition
Awards
Births
January
- January 1 — José Paolo Guerrero, Peruvian football (soccer) player
- January 5 — Javier García, Spanish water polo player
- January 11 — Arlene Semeco, Venezuelan freestyle swimmer
- January 12 — Barry Middleton, English field hockey player
- January 13 — Eleni Ioannou, Greek judoka
- January 15 — Reena Kumari, Indian archer
- January 15 — Megan Quann, American swimmer
- January 19 — Aljona Sawtschenko, Ukraine-born German figure skater
- January 23 — Arjen Robben, Dutch football player
- January 24 — Benoit Huot, Canadian Paralympic swimmer
- January 26 — Luo Xuejuan, Chinese swimmer
- January 27 — Yury Berezhko, Russian volleyball player
- January 28 — Andre Iguodala, American basketball player
- January 29 — Natalie du Toit, South African swimmer
February
- February 5 — Carlos Tévez, Argentinian football (soccer) player
- February 8 — Manon Flier, Dutch volleyball player
- February 12 — Peter Vanderkaay, American freestyle swimmer
- February 13 — Hinkelien Schreuder, Dutch swimmer
- February 14 — Salakjit Ponsana, Thai badminton player
- February 17 — Yulia Merkulova, Russian volleyball player
- February 21 — Andreas Seppi, Italian tennis player
- February 24 — Janet Wanja, Kenyan volleyball player
- February 25 — Xing Huina, Chinese athlete
- February 29 — Adam Sinclair, Indian field hockey player
March
- March 10 — Mark Knowles, Australian field hockey defender
- March 12 — Gabriel Reis, Brazilian water polo player
- March 13 — Pieter Custers, Dutch archer
- March 20 — Fernando Torres, Spanish football player
- March 24 — Adrian d'Souza, Indian field hockey goalkeeper
- March 24 — Lucy Kabuu, Kenyan long distance runner
- March 27 — Kristina Kunkel, American water polo player
- March 28 — Nikolay Skvortsov, Russian butterfly swimmer
- March 29 — Nick Meijer, Dutch field hockey player
- March 29 — Jukka Vastaranta, Finnish cyclist
- March 30 — Mario Ancic, Croatian tennis player
- March 30 — Samantha Stosur, Australian tennis player
April
- April 2 — Beorn Nijenhuis, Canada-born Dutch speed skater
- April 4 — Arkady Vyatchanin, Russian backstroke swimmer
- April 6 — Stacey Carr, New Zealand field hockey midfielder
- April 11 — Song Guk Kim, North Korean boxer
- April 12 — Fiona Johnson, Australian field hockey international
- April 13 — Kris Britt, Australian cricketer
- April 16 — Tucker Fredricks, American speed skater
- April 17 — Fran Crippen, American freestyle swimmer
- April 20 — Maydenia Sarduy, Cuban archer
- April 21 — Laura Davis, American medley swimmer
- April 29 — Matteo Stefanini, Italian rower
May
June
July
- July 7 — Ahmed Sadiq, Nigerian boxer
- July 10 — Oscar Escandon, Colombian boxer
- July 11 — Tanith Belbin, US skater
- July 11 — Emma Meyer, Australian field hockey player
- July 14 — Mounir El Hamdaoui, Dutch-Moroccan football (soccer) player
- July 17 — Ingmar Berga, Dutch marathon speed skater
- July 18 — Vanessa García, Puerto Rican freestyle swimmer
- July 19 — Diana Mocanu, Romanian swimmer
- July 19 — Adam Morrison, US basketball player
- July 30 — Robin van Aggele, Dutch swimmer
- July 31 — Megumi Kurihara, Japanese volleyball player
August
- August 1 — Hugo Parisi, Brazilian diver
- August 4 — Caroline Wensink, Dutch volleyball player
- August 6 — Enrique Escalante, Puerto Rican volleyball player
- August 6 — Maja Ognjenović, Serbian volleyball player
- August 19 — Patricia Cardenas, American water polo player
- August 19 — Melina Teno, Brazilian water polo player
- August 22 — Tomomi Morita, Japanese backstroke swimmer
- August 24 — Rebeca Gusmão, Brazilian freestyle swimmer
- August 28 — Maria Marconi, Italian diver
- August 28 — Darian Townsend, South African swimmer
- August 29 — Helge Meeuw, German swimmer
September
- September 5 — Rachel Riddell, Canadian waterpolo goalie
- September 6 — David Alegre, Spanish field hockey player
- September 6 — Thomas Dekker, Dutch cyclist
- September 6 — Diana Pineda, Colombian diver
- September 7 — Vera Zvonareva, Russian tennis player
- September 7 — Kevin DaSilva, American ice hockey player
- September 9 — Suzanne Freriks, Dutch volleyball player
- September 19 — Nestor Bolum, Nigerian boxer
- September 20 — Kristen Caverly, American swimmer
- September 26 — Anastasia Dobromyslova, Russian female darts player
- September 27 — Angela Haynes, American tennis player
- September 27 — Wouter Weylandt, Belgian road bicycle racer
- September 28 — Cheryl Maas, Dutch snowboarder
October
- October 2 — Marion Bartoli, French tennis player
- October 6 — Christina Swindle, American freestyle swimmer
- October 7 — Salman Butt, Pakistani cricketer
- October 17 — Robert van der Horst, Dutch field hockey player
- October 17 — Jelle Klaasen, Dutch darts player
- October 18 — Lindsey Vonn, American alpine skier
- October 19 — Kaio de Almeida, Brazilian swimmer
- October 26 — Dominique Perreault, Canadian water polo player
- October 27 — Irfan Pathan, Indian cricketer
- October 28 — Jefferson Farfán, Peruvian football player
- October 28 — May Mansour, Egyptian archer
November
December
- December 12 — Sophie Edington, Australian swimmer
- December 12 — Angelique Widjaja, Indonesian tennis player
- December 13 — Hanna-Maria Seppälä, Finnish swimmer
- December 15 — Véronique Mang, Cameroon-born French track and field athlete
- December 16 — Bob de Vries, Dutch marathon speed skater
- December 18 — Mariana Brochado, Brazilian freestyle swimmer
- December 24 — Rocío Ybarra, Spanish field hockey defender
- December 28 — Martin Kaymer, German golfer
- December 30 — LeBron James, American basketball player
- December 30 — Komlavi Loglo, Togolese tennis player
- December 31 — Nuno Pinheiro, Portuguese volleyball player
Deaths
- January 10 — Toivo Loukola (81), Finnish athlete (b. 1902)
- January 19 — Max Bentley, ice hockey player, Chicago Black Hawks (1940-1954)
- February 8 — Karel Miljon, Dutch boxer (b. 1903)
- March 15 — Ken Carpenter (70), American discus thrower (b. 1913)
- March 20 — Robin Tait (43), New Zealand discus thrower (b. 1940)
- April 27 — Piet Kraak, Dutch soccer player
- May 10 — Joaquim Agostinho (41), Portuguese professional bicycle racer (b. 1943)
- June 15 — Tom Heeney, New Zealand heavyweight boxer (b. 1898)
- June 17 — Swale, race horse and the Kentucky Derby winner, collapses & dies
- July 13 — John Davis (63), American weightlifter (b. 1921)
- July 17 — David Baan (76), Dutch boxer (b. 1908)
- August 14 — Khashaba Dadasaheb Jadhav (58), Indian sports wrestler (b. 1926)
- August 25 — Viktor Chukarin (62), Soviet gymnast (b. 1921)
- August 25 — Waite Hoyt, Major League Baseball pitcher, (1918-1938)
- September 7 — Joe Cronin, Major League Baseball player/executive, (1926-1945)
- October 1 — Walter Alston, manager of baseball's Los Angeles Dodgers
- October 1 — Hellé Nice, Grand Prix race car driver
- December 11 — Pentti Hämäläinen (54), Finnish boxer
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