Australian swimmer (born 2004)
Mollie Grace O'Callaghan OAM (born 2 April 2004) is an Australianswimmer and the reigning Olympic champion in the200 m freestyle . She was the 2023 world champion in the women's 100m and 200m freestyle individual events, and part of the world champion4 × 100 m and4 × 200 m Australian women's relay teams together with4 × 100 m mixed relay team. She previously held the world record in the women's individual 200m freestyle.
O'Callaghan also won two gold and one bronze medals at the2020 Summer Olympics as a heats swimmer in relay events and gold medal in the200 m freestyle and4 × 100 metre freestyle relay at the2024 Summer Olympics .
2020 Tokyo Olympics [ edit ] O'Callaghan swam for the Australian team in the preliminaries of all three women's relays at the2020 Summer Olympics inTokyo , receiving two gold medals and one bronze for her contribution. Swimming the 1st leg for Australia in the heats of the4 × 100 metre freestyle relay , she posted a time of 53.08 and received a gold medal after the Australian team won the final.[ 2]
In the4 × 200 metre freestyle relay preliminaries, O'Callaghan swam ajunior world record of 1:55.11 when swimming the lead off leg. Her time would have placed her fifth in the200 metre freestyle final.[ 3] However, because the Australian coaches had previously decided to use four fresh swimmers in the final, O'Callaghan was not selected for the final where Australia finished third.[ 4]
In a heat of the4 × 100 metre medley relay , O'Callaghan again posted a competitive time; her anchor leg split was 52.35, only 0.24 seconds slower than the fastest freestyle split in the final byCate Campbell .
2023 World Aquatics Championships [ edit ] At the2023 World Aquatics Championships , O'Callaghan was a world champion in five events.
O'Callaghan won the women's 100m freestyle in 52.16, after qualifying in second place, and the women's 200m freestyle in a world record time of 1:52.85 after qualifying in third place. She was the first woman to win both of these events in a single world championship.[ 5]
O'Callaghan was also part of three champion relay teams, each of which set a world-record time: the women's4 × 100 m freestyle relay;[ 6] the women's4 × 200 m freestyle relay;[ 7] and the mixed4 × 100 m freestyle relay.[ 8]
Results in major championships [ edit ] Long course metres (50 m pool)[ edit ] As of 12 June 2024 [ 9] Short course metres (25 m pool)[ edit ] As of 17 December 2022 [ 9] Legend:
OC –Oceanian record ;NR –Australian record ;Records not set in finals:h – heat;sf – semifinal;r – relay 1st leg;rh – relay heat 1st leg;b – B final;† – en route to final mark;tt – time trial a split 52.03 (4th leg); withJack Cartwright (1st leg),Kyle Chalmers (2nd leg),Madison Wilson (3rd leg)b split 1:54.80 (3rd leg); with Madison Wilson (1st leg),Kiah Melverton (2nd leg),Ariarne Titmus (4th leg)c split 52.08 (1st leg); withShayna Jack (2nd leg),Meg Harris (3rd leg),Emma McKeon (4th leg)d split 1:53.66 (1st leg); with Shayna Jack (2nd leg),Brianna Throssell (3rd leg), Ariarne Titmus (4th leg)e split 51.71 (4th leg); with Jack Cartwright (1st leg), Kyle Chalmers (2nd leg), Shayna Jack (3rd leg)
Short course metres [ edit ] a split 52.19 (1st leg); withMadison Wilson (2nd leg),Meg Harris (3rd leg),Emma McKeon (4th leg)b split 1:52.83 (2nd leg), with Madison Wilson (1st leg),Leah Neale (3rd leg),Lani Pallister (4th leg)c split 25.49 (backstroke leg); withChelsea Hodges (breaststroke leg), Emma McKeon (butterfly leg), Madison Wilson (freestyle leg)
a split 52.24 (1st leg); withShayna Jack (2nd leg),Emma McKeon (3rd leg),Meg Harris (4th leg)b split 1:53.52 (1st leg) withLani Pallister (2nd leg),Brianna Throssell (3rd leg),Ariarne Titmus (4th leg)
1912 : Belle Moore ,Jennie Fletcher ,Annie Speirs ,Irene Steer (GBR ) 1920 : Margaret Woodbridge ,Frances Schroth ,Irene Guest ,Ethelda Bleibtrey (USA ) 1924 : Euphrasia Donnelly ,Gertrude Ederle ,Ethel Lackie ,Mariechen Wehselau (USA ) 1928 : Adelaide Lambert ,Albina Osipowich ,Eleanor Saville ,Martha Norelius (USA ) 1932 : Helen Johns ,Eleanor Saville ,Josephine McKim ,Helene Madison (USA ) 1936 : Jopie Selbach ,Tini Wagner ,Willy den Ouden ,Rie Mastenbroek (NED ) 1948 : Marie Corridon ,Thelma Kalama ,Brenda Helser ,Ann Curtis (USA ) 1952 : Ilona Novák ,Judit Temes ,Éva Novák-Gerard ,Katalin Szőke (HUN ) 1956 : Dawn Fraser ,Faith Leech ,Sandra Morgan ,Lorraine Crapp (AUS ) 1960 : Joan Spillane ,Shirley Stobs ,Carolyn Wood ,Chris von Saltza (USA ) 1964 : Sharon Stouder ,Donna de Varona ,Lillian Watson ,Kathy Ellis (USA ) 1968 : Jane Barkman ,Linda Gustavson ,Susan Pedersen ,Jan Henne (USA ) 1972 : Shirley Babashoff ,Jane Barkman ,Jenny Kemp ,Sandy Neilson (USA ) 1976 : Kim Peyton ,Jill Sterkel ,Shirley Babashoff ,Wendy Boglioli (USA ) 1980 : Barbara Krause ,Caren Metschuck ,Ines Diers ,Sarina Hülsenbeck (GDR ) 1984 : Jenna Johnson ,Carrie Steinseifer ,Dara Torres ,Nancy Hogshead (USA ) 1988 : Kristin Otto ,Katrin Meissner ,Daniela Hunger ,Manuela Stellmach (GDR ) 1992 : Nicole Haislett ,Angel Martino ,Jenny Thompson ,Dara Torres ,Ashley Tappin ,Crissy Ahmann-Leighton (USA ) 1996 : Angel Martino ,Amy Van Dyken ,Catherine Fox ,Jenny Thompson ,Lisa Jacob ,Melanie Valerio (USA ) 2000 : Amy Van Dyken ,Courtney Shealy ,Jenny Thompson ,Dara Torres ,Erin Phenix ,Ashley Tappin (USA ) 2004 : Alice Mills ,Libby Lenton ,Petria Thomas ,Jodie Henry ,Sarah Ryan (AUS ) 2008 : Inge Dekker ,Ranomi Kromowidjojo ,Femke Heemskerk ,Marleen Veldhuis ,Hinkelien Schreuder ,Manon van Rooijen (NED ) 2012 : Alicia Coutts ,Cate Campbell ,Brittany Elmslie ,Melanie Schlanger ,Emily Seebohm ,Yolane Kukla ,Libby Trickett (AUS ) 2016 : Emma McKeon ,Brittany Elmslie ,Bronte Campbell ,Cate Campbell ,Madison Wilson (AUS ) 2020 : Bronte Campbell ,Meg Harris ,Emma McKeon ,Cate Campbell ,Mollie O'Callaghan ,Madison Wilson (AUS ) 2024 : Mollie O'Callaghan ,Shayna Jack ,Emma McKeon ,Meg Harris ,Olivia Wunsch ,Bronte Campbell (AUS )
1996 : Trina Jackson ,Cristina Teuscher ,Sheila Taormina ,Jenny Thompson ,Lisa Jacob ,Annette Salmeen ,Ashley Whitney (USA ) 2000 : Samantha Arsenault ,Diana Munz ,Lindsay Benko ,Jenny Thompson ,Julia Stowers ,Kim Black (USA ) 2004 : Natalie Coughlin ,Carly Piper ,Dana Vollmer ,Kaitlin Sandeno ,Lindsay Benko ,Rhi Jeffrey ,Rachel Komisarz (USA ) 2008 : Stephanie Rice ,Bronte Barratt ,Kylie Palmer ,Linda Mackenzie ,Felicity Galvez ,Angie Bainbridge ,Melanie Schlanger ,Lara Davenport (AUS ) 2012 : Missy Franklin ,Dana Vollmer ,Shannon Vreeland ,Allison Schmitt ,Lauren Perdue ,Alyssa Anderson (USA ) 2016 : Allison Schmitt ,Leah Smith ,Maya DiRado ,Katie Ledecky ,Missy Franklin ,Melanie Margalis ,Cierra Runge (USA ) 2020 : Yang Junxuan ,Tang Muhan ,Zhang Yufei ,Li Bingjie ,Dong Jie ,Zhang Yifan (CHN ) 2024 : Mollie O'Callaghan ,Lani Pallister ,Brianna Throssell ,Ariarne Titmus ,Jamie Perkins ,Shayna Jack (AUS )
1960 : Lynn Burke ,Patty Kempner ,Carolyn Schuler ,Chris von Saltza (USA ) 1964 : Cathy Ferguson ,Cynthia Goyette ,Sharon Stouder ,Kathy Ellis (USA ) 1968 : Kaye Hall ,Catie Ball ,Ellie Daniel ,Susan Pedersen (USA ) 1972 : Melissa Belote ,Cathy Carr ,Deena Deardurff ,Sandy Neilson (USA ) 1976 : Ulrike Richter ,Hannelore Anke ,Kornelia Ender ,Andrea Pollack (GDR ) 1980 : Rica Reinisch ,Ute Geweniger ,Andrea Pollack ,Caren Metschuck (GDR ) 1984 : Theresa Andrews ,Tracy Caulkins ,Mary T. Meagher ,Nancy Hogshead (USA ) 1988 : Kristin Otto ,Silke Hörner ,Birte Weigang ,Katrin Meissner (GDR ) 1992 : Lea Loveless ,Anita Nall ,Crissy Ahmann-Leighton ,Jenny Thompson ,Janie Wagstaff ,Megan Kleine ,Summer Sanders ,Nicole Haislett (USA ) 1996 : Beth Botsford ,Amanda Beard ,Angel Martino ,Amy Van Dyken ,Catherine Fox ,Whitney Hedgepeth ,Kristine Quance ,Jenny Thompson (USA ) 2000 : Barbara Bedford ,Megan Quann ,Jenny Thompson ,Dara Torres ,Courtney Shealy ,Ashley Tappin ,Amy Van Dyken ,Staciana Stitts (USA ) 2004 : Giaan Rooney ,Leisel Jones ,Petria Thomas ,Jodie Henry ,Brooke Hanson ,Jessicah Schipper ,Alice Mills (AUS ) 2008 : Emily Seebohm ,Leisel Jones ,Jessicah Schipper ,Libby Trickett ,Tarnee White ,Felicity Galvez ,Shayne Reese (AUS ) 2012 : Missy Franklin ,Rebecca Soni ,Dana Vollmer ,Allison Schmitt ,Rachel Bootsma ,Breeja Larson ,Claire Donahue ,Jessica Hardy (USA ) 2016 : Kathleen Baker ,Lilly King ,Dana Vollmer ,Simone Manuel ,Olivia Smoliga ,Katie Meili ,Kelsi Worrell ,Abbey Weitzeil (USA ) 2020 : Cate Campbell ,Chelsea Hodges ,Emma McKeon ,Kaylee McKeown ,Mollie O'Callaghan ,Emily Seebohm ,Brianna Throssell (AUS ) 2024 : Regan Smith ,Lilly King ,Gretchen Walsh ,Torri Huske ,Katharine Berkoff ,Emma Weber ,Alex Shackell ,Kate Douglass (USA )
1973 :Kornelia Ender ,Andrea Eife ,Andrea Hübner ,Sylvia Eichner (GDR)1975 :Kornelia Ender ,Barbara Krause ,Claudia Hempel ,Ute Brückner (GDR)1978 :Tracy Caulkins ,Stephanie Elkins ,Jill Sterkel ,Cynthia Woodhead (USA)1982 :Birgit Meineke ,Susanne Link ,Kristin Otto ,Caren Metschuck (GDR)1986 :Kristin Otto ,Manuela Stellmach ,Sabina Schulze ,Heike Friedrich (GDR)1991 :Nicole Haislett ,Julie Cooper ,Whitney Hedgepeth ,Jenny Thompson (USA)1994 :Le Jingyi ,Shan Ying ,Le Ying ,Lü Bin (CHN)1998 :Lindsay Farella ,Amy Van Dyken ,Barbara Bedford ,Jenny Thompson (USA)2001 :Petra Dallmann ,Antje Buschschulte ,Katrin Meissner ,Sandra Völker (GER)2003 :Natalie Coughlin ,Lindsay Benko ,Rhi Jeffrey ,Jenny Thompson (USA)2005 :Jodie Henry ,Alice Mills ,Shayne Reese ,Libby Trickett (AUS)2007 :Libby Trickett ,Melanie Schlanger ,Shayne Reese ,Jodie Henry (AUS)2009 :Inge Dekker ,Ranomi Kromowidjojo ,Femke Heemskerk ,Marleen Veldhuis (NED)2011 :Inge Dekker ,Ranomi Kromowidjojo ,Marleen Veldhuis ,Femke Heemskerk (NED)2013 :Missy Franklin ,Natalie Coughlin ,Shannon Vreeland ,Megan Romano (USA)2015 :Emily Seebohm ,Emma McKeon ,Bronte Campbell ,Cate Campbell (AUS)2017 :Mallory Comerford ,Kelsi Dahlia ,Katie Ledecky ,Simone Manuel (USA)2019 :Bronte Campbell ,Brianna Throssell ,Emma McKeon ,Cate Campbell (AUS)2022 :Mollie O'Callaghan ,Madison Wilson ,Meg Harris ,Shayna Jack (AUS)2023 :Mollie O'Callaghan ,Shayna Jack ,Meg Harris ,Emma McKeon (AUS)2024 :Kim Busch ,Janna van Kooten ,Kira Toussaint ,Marrit Steenbergen (NED)
1986 :Manuela Stellmach ,Astrid Strauss ,Nadja Bergknecht ,Heike Friedrich (GDR)1991 :Kerstin Kielgass ,Manuela Stellmach ,Dagmar Hase ,Stephanie Ortwig (GER)1994 :Le Ying ,Yang Aihua ,Zhou Guanbin ,Lü Bin (CHN)1998 :Franziska van Almsick ,Dagmar Hase ,Silvia Szalai ,Kerstin Kielgass (GER)2001 :Nicola Jackson ,Janine Belton ,Karen Legg ,Karen Pickering (GBR)2003 :Lindsay Benko ,Rachel Komisarz ,Rhi Jeffrey ,Diana Munz (USA)2005 :Natalie Coughlin ,Katie Hoff ,Whitney Myers ,Kaitlin Sandeno (USA)2007 :Natalie Coughlin ,Dana Vollmer ,Lacey Nymeyer ,Katie Hoff (USA)2009 :Yang Yu ,Zhu Qianwei ,Liu Jing ,Pang Jiaying (CHN)2011 :Missy Franklin ,Dagny Knutson ,Katie Hoff ,Allison Schmitt (USA)2013 :Katie Ledecky ,Shannon Vreeland ,Karlee Bispo ,Missy Franklin (USA)2015 :Missy Franklin ,Leah Smith ,Katie McLaughlin ,Katie Ledecky (USA)2017 :Leah Smith ,Mallory Comerford ,Melanie Margalis ,Katie Ledecky (USA)2019 :Ariarne Titmus ,Madison Wilson ,Brianna Throssell ,Emma McKeon (AUS)2022 :Claire Weinstein ,Leah Smith ,Katie Ledecky ,Bella Sims (USA)2023 :Mollie O'Callaghan ,Shayna Jack ,Brianna Throssell ,Ariarne Titmus (AUS)2024 :Ai Yanhan ,Gong Zhenqi ,Li Bingjie ,Yang Peiqi (CHN)
2015 :Ryan Lochte ,Nathan Adrian ,Simone Manuel ,Missy Franklin (USA)2017 :Caeleb Dressel ,Nathan Adrian ,Mallory Comerford ,Simone Manuel (USA)2019 :Caeleb Dressel ,Zach Apple ,Mallory Comerford ,Simone Manuel (USA)2022 :Jack Cartwright ,Kyle Chalmers ,Madison Wilson ,Mollie O'Callaghan (AUS)2023 :Jack Cartwright ,Kyle Chalmers ,Shayna Jack ,Mollie O'Callaghan (AUS)2024 :Pan Zhanle ,Wang Haoyu ,Li Bingjie ,Yu Yiting (CHN)
1993 : China (Lü ,Shan ,Jia ,Le )1995 : China (Chao ,Shan ,Han ,Le )1997 : China (Le ,Chao ,Shan ,Nian )1999 : Great Britain (Sheppard ,Huddart ,Pickering ,Rolph )2000 : Sweden (Jöhncke ,Alshammar ,Kammerling ,Sjöberg )2002 : Sweden (Lillhage ,Alshammar ,Sjöberg ,Kammerling )2004 : United States (Weir ,Joyce ,Benko ,Thompson )2006 : Netherlands (Dekker ,Schreuder ,Groot ,Veldhuis )2008 : Netherlands (Schreuder ,Heemskerk ,Dekker ,Veldhuis )2010 : Netherlands (Heemskerk ,Dekker ,Schreuder ,Kromowidjojo )2012 : United States (Romano ,Hardy ,Neal ,Schmitt )2014 : Netherlands (Dekker ,Heemskerk ,van der Meer ,Kromowidjojo )2016 : United States (Weir ,Worrell ,Kennedy ,Comerford )2018 : United States (Smoliga ,Neal ,Comerford ,Dahlia )2021 : United States (Douglass ,Curzan ,Berkoff ,Weitzeil )2021: Canada (Sanchez ,Mac Neil ,Smith ,Savard )2022 : Australia (O'Callaghan ,Wilson ,Harris ,McKeon )2024 : United States (Douglass ,Berkoff ,Shackell ,Walsh )
1993 : China (Shan ,Zhou ,Le ,Lü )1995 : Canada (Limpert ,Shakespeare ,Evanetz ,Malar )1997 : China (Wang ,Nian ,Chen ,Shan )1999 : Sweden (Lillhage ,Jöhncke ,Sjöberg ,Svahnström )2000 : Great Britain (Huddart ,Jackson ,Legg ,Pickering )2002 : China (Xu ,Zhu ,Tang ,Yang )2004 : United States (Vollmer ,Komisarz ,Benko ,Sandeno )2006 : Australia (Barratt ,Schipper ,Reese ,Lenton )2008 : Netherlands (Dekker ,Heemskerk ,Veldhuis ,Kromowidjojo )2010 : China (Chen ,Tang ,Liu ,Zhu )2012 : United States (Romano ,Chenault ,Vreeland ,Schmitt )2014 : Netherlands (Dekker ,Heemskerk ,Kromowidjojo ,Rouwendaal )2016 : Canada (Savard ,Ruck ,Goss ,Oleksiak )2018 : China (Li ,Yang ,Zhang ,Wang )2021 : Canada (McIntosh ,Sanchez ,Savard ,Smith )2022 : Australia (Wilson ,O'Callaghan ,Neale ,Pallister )2024 : United States (Walsh ,Madden ,Grimes ,Weinstein )
2014 : Denmark (Nielsen ,Pedersen ,Ottesen ,Blume )2016 : United States (DeLoof ,King ,Worrell ,Konopka )2018 : United States (Smoliga ,Meili ,Dahlia ,Comerford )2021 : Sweden (L. Hansson ,S. Hansson ,Sjöström ,Coleman )2022 : Australia (O'Callaghan ,Hodges ,McKeon ,Wilson )
1930–1934: 100 yards 1938–1966: 110 yards 1970–present: 100 metres
1930: 4×100 yards 1934–1966: 4×110 yards 1970–present: 4×100 metres 1930 : J. Cooper ,D. Cooper ,Joynes ,Harding (ENG ) 1934 : Dewar ,Humble ,Hutton ,Pirie (CAN ) 1938 : Oxenbury ,Lyon ,Baggaley ,Dewar (CAN ) 1950 : Spencer ,Norton ,Davies ,McQuade (AUS ) 1954 : Loveday ,Harrison ,Petzer ,Myburgh (SAF ) 1958 : Colquhoun ,Fraser ,Crapp ,Morgan (AUS ) 1962 : Fraser ,Bell ,Thorn ,Everuss (AUS ) 1966 : Tanner ,Hughes ,Kennedy ,Lay (CAN ) 1970 : Cain ,Langford ,Watts ,Watson (AUS ) 1974 : Jardin ,Smith ,Amundrud ,Wright (CAN ) 1978 : Klimpel ,Amundrud ,Sloan ,Quirk (CAN ) 1982 : Gore ,Willmott ,Croft ,Fibbens (ENG ) 1986 : Nugent ,Kerr ,Rai ,Noall (CAN ) 1990 : Mullens ,Wirdum ,Curry-Kenny ,O'Neill (AUS ) 1994 : Windsor ,Lewis ,Stevenson ,O'Neill (AUS ) 1998 : Rooney ,Denman ,Thomas ,O'Neill (AUS ) 2002 : Mills ,Henry ,Thomas ,Ryan (AUS ) 2006 : Lenton ,Henry ,Mills ,Reese (AUS ) 2010 : Coutts ,Guehrer ,Galvez ,Seebohm (AUS ) 2014 : B. Campbell ,Schlanger ,McKeon ,C. Campbell (AUS ) 2018 : Jack ,B. Campbell ,McKeon ,C. Campbell (AUS ) 2022 : Wilson ,Jack ,O'Callaghan ,McKeon (AUS )
1986 : Burke ,Pearson ,Thorpe ,Baumer (AUS ) 1990 : Lewis ,Elford ,McMahon ,McDonald (AUS ) 1994 : Windsor ,Lewis ,Livingstone ,O'Neill (AUS ) 1998 : Windsor ,Greville ,Munz ,O'Neill (AUS ) 2002 : Legg ,Lee ,Fargus ,Pickering (ENG ) 2006 : Lenton ,Barratt ,Stubbins ,Mackenzie (AUS ) 2010 : Palmer ,Evans ,Barratt ,Nay (AUS ) 2014 : McKeon ,Coutts ,Elmslie ,Barratt (AUS ) 2018 : McKeon ,Throssell ,Neale ,Titmus (AUS ) 2022 : Wilson ,Melverton ,O'Callaghan ,Titmus (AUS )
1938 – 1954: 3×110 yards 1958 – 1966: 4×110 yards 1970 – present: 4×100 metres 1938: Storey ,Frampton ,Hinton (ENG ) 1950: Davies ,McQuade ,Lyons (AUS ) 1954: Gordon ,McDowell ,Girvan (SCO ) 1958: Grinham ,Lonsbrough ,Gosden ,Wilkinson (ENG ) 1962: Fraser ,McGill ,Ruygrok ,Sergeant (AUS ) 1966: Harris ,Gegan ,Ludgrove ,Sillett (ENG ) 1970: Mabb ,Whitfield ,Langford ,Watson (AUS ) 1974: Amundrud ,Stuart ,Stenhouse ,Cook (CAN ) 1978: Klimpel ,Boivin ,Stuart ,Quirk (CAN ) 1982: Ottenbrite ,Gibson ,New ,MacPherson (CAN ) 1986: Cooper ,Fibbens ,Hindmarch ,Brownsdon (ENG ) 1990: Van Wirdum ,Hooiveld ,Curry-Kenny ,Livingstone (AUS ) 1994: Van Wirdum ,Stevenson ,Thomas ,Riley (AUS ) 1998: Rooney ,Denman ,Thomas ,O'Neill (AUS ) 2002: Calub ,Jones ,Thomas ,Henry (AUS ) 2006 : Edington ,Jones ,Schipper ,Lenton (AUS ) 2010 : Seebohm ,Jones ,Schipper ,Coutts (AUS ) 2014 : Seebohm ,Tonks ,McKeon ,C. Campbell (AUS ) 2018 : Seebohm ,Bohl ,McKeon ,B. Campbell (AUS ) 2022 : K. McKeown ,Hodges ,E. McKeon ,O'Callaghan (AUS )