SWIMMER
Mollie O'Callaghan
2004 - Today

Mollie O'Callaghan
Mollie Grace O'Callaghan (born 2 April 2004) is an Australian swimmer and the reigning Olympic champion in the 200 m freestyle. She was the 2023 world champion in the women's 100m and 200m freestyle individual events, and part of the world champion 4 × 100 m and 4 × 200 m Australian women's relay teams together with 4 × 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 the 2020 Summer Olympics as a heats swimmer in relay events and gold medal in the 200 m freestyle and 4 × 100 metre freestyle relay at the 2024 Summer Olympics. Read more on Wikipedia
Her biography is available in different languages on Wikipedia. Mollie O'Callaghan is the 578th most popular swimmer (down from 541st in 2019), the 1,002nd most popular biography from Australia (down from 960th in 2019) and the 47th most popular Australian Swimmer.
Memorability Metrics
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Among SWIMMERS
Among swimmers, Mollie O'Callaghan ranks 578 out of 709. Before her are Hubert Kós, Cate Campbell, Chase Kalisz, Wu Peng, Gretchen Walsh, and James Magnussen. After her are Matt Welsh, Anastasiya Kirpichnikova, Kaylee McKeown, Roman Mityukov, Daryna Zevina, and Maxime Grousset.
Most Popular Swimmers in Wikipedia
Go to all RankingsHubert Kós
2003 - Present
HPI: 35.27
Rank: 572
Cate Campbell
1992 - Present
HPI: 35.26
Rank: 573
Chase Kalisz
1994 - Present
HPI: 35.23
Rank: 574
Wu Peng
1987 - Present
HPI: 35.23
Rank: 575
Gretchen Walsh
2003 - Present
HPI: 35.18
Rank: 576
James Magnussen
1991 - Present
HPI: 35.18
Rank: 577
Mollie O'Callaghan
2004 - Present
HPI: 35.17
Rank: 578
Matt Welsh
1976 - Present
HPI: 35.16
Rank: 579
Anastasiya Kirpichnikova
2000 - Present
HPI: 35.04
Rank: 580
Kaylee McKeown
2001 - Present
HPI: 35.04
Rank: 581
Roman Mityukov
2000 - Present
HPI: 35.04
Rank: 582
Daryna Zevina
1994 - Present
HPI: 35.04
Rank: 583
Maxime Grousset
1999 - Present
HPI: 35.04
Rank: 584
Contemporaries
Among people born in 2004, Mollie O'Callaghan ranks 57. Before her are Marselino Ferdinan, Arina Fedorovtseva, Karim Konaté, Mohamed-Ali Cho, Shin Yu-bin, and Evan Ferguson. After her are Teagan Croft, Emre Demir, Marko Lazetić, Jack Champion, Williot Swedberg, and Bibisara Assaubayeva.
Others Born in 2004
Go to all RankingsMarselino Ferdinan
SOCCER PLAYER
2004 - Present
HPI: 36.98
Rank: 51
Arina Fedorovtseva
ATHLETE
2004 - Present
HPI: 36.94
Rank: 52
Karim Konaté
SOCCER PLAYER
2004 - Present
HPI: 36.79
Rank: 53
Mohamed-Ali Cho
SOCCER PLAYER
2004 - Present
HPI: 36.67
Rank: 54
Shin Yu-bin
ATHLETE
2004 - Present
HPI: 36.30
Rank: 55
Evan Ferguson
SOCCER PLAYER
2004 - Present
HPI: 35.71
Rank: 56
Mollie O'Callaghan
SWIMMER
2004 - Present
HPI: 35.17
Rank: 57
Teagan Croft
ACTOR
2004 - Present
HPI: 35.08
Rank: 58
Emre Demir
SOCCER PLAYER
2004 - Present
HPI: 34.90
Rank: 59
Marko Lazetić
SOCCER PLAYER
2004 - Present
HPI: 34.82
Rank: 60
Jack Champion
ACTOR
2004 - Present
HPI: 34.32
Rank: 61
Williot Swedberg
SOCCER PLAYER
2004 - Present
HPI: 34.24
Rank: 62
Bibisara Assaubayeva
CHESS PLAYER
2004 - Present
HPI: 34.08
Rank: 63
In Australia
Among people born in Australia, Mollie O'Callaghan ranks 1,002 out of 1,143. Before her are Mahé Drysdale (1978), Kim Sun-woo (null), Daniel Geale (1981), Belinda Snell (1981), James Chapman (1979), and James Magnussen (1991). After her are Danny Allsopp (1978), Callum Scotson (1996), Matt Welsh (1976), Joshua Brillante (1993), Jay McCarthy (1992), and Teagan Croft (2004).
Others born in Australia
Go to all RankingsMahé Drysdale
ATHLETE
1978 - Present
HPI: 35.31
Rank: 996
Kim Sun-woo
ATHLETE
HPI: 35.28
Rank: 997
Daniel Geale
BOXER
1981 - Present
HPI: 35.27
Rank: 998
Belinda Snell
BASKETBALL PLAYER
1981 - Present
HPI: 35.19
Rank: 999
James Chapman
ATHLETE
1979 - Present
HPI: 35.19
Rank: 1,000
James Magnussen
SWIMMER
1991 - Present
HPI: 35.18
Rank: 1,001
Mollie O'Callaghan
SWIMMER
2004 - Present
HPI: 35.17
Rank: 1,002
Danny Allsopp
SOCCER PLAYER
1978 - Present
HPI: 35.16
Rank: 1,003
Callum Scotson
CYCLIST
1996 - Present
HPI: 35.16
Rank: 1,004
Matt Welsh
SWIMMER
1976 - Present
HPI: 35.16
Rank: 1,005
Joshua Brillante
SOCCER PLAYER
1993 - Present
HPI: 35.15
Rank: 1,006
Jay McCarthy
CYCLIST
1992 - Present
HPI: 35.09
Rank: 1,007
Teagan Croft
ACTOR
2004 - Present
HPI: 35.08
Rank: 1,008
Among SWIMMERS In Australia
Among swimmers born in Australia, Mollie O'Callaghan ranks 47. Before her are Madeline Groves (1995), Brenton Rickard (1983), Leisel Jones (1985), Ariarne Titmus (2000), Libby Trickett (1985), and James Magnussen (1991). After her are Matt Welsh (1976), Kaylee McKeown (2001), Kyle Chalmers (1998), Angie Bainbridge (1989), Susie O'Neill (1973), and Kylie Palmer (1990).
Madeline Groves
1995 - Present
HPI: 37.25
Rank: 41
Brenton Rickard
1983 - Present
HPI: 36.59
Rank: 42
Leisel Jones
1985 - Present
HPI: 36.28
Rank: 43
Ariarne Titmus
2000 - Present
HPI: 35.77
Rank: 44
Libby Trickett
1985 - Present
HPI: 35.68
Rank: 45
James Magnussen
1991 - Present
HPI: 35.18
Rank: 46
Mollie O'Callaghan
2004 - Present
HPI: 35.17
Rank: 47
Matt Welsh
1976 - Present
HPI: 35.16
Rank: 48
Kaylee McKeown
2001 - Present
HPI: 35.04
Rank: 49
Kyle Chalmers
1998 - Present
HPI: 34.58
Rank: 50
Angie Bainbridge
1989 - Present
HPI: 34.52
Rank: 51
Susie O'Neill
1973 - Present
HPI: 34.33
Rank: 52
Kylie Palmer
1990 - Present
HPI: 33.98
Rank: 53