Zac Stubblety-Cook

Zac Stubblety-Cook
OAM
Personal information
Full nameIzaac Keith Stubblety-Cook
NationalityAustralian
Born (1999-01-04) 4 January 1999
Brisbane, Queensland, Australia
Height181 cm (5 ft 11 in)[1]
Weight72 kg (159 lb)[1]
Sport
SportSwimming
StrokesBreaststroke
Medal record
Men's swimming
Representing  Australia
Olympic Games
2020 Tokyo 200 m breaststroke
2024 Paris 200 m breaststroke
2020 Tokyo 4×100 m mixed medley
2024 Paris 4×100 m mixed medley
World Championships (LC)
2022 Budapest 200 m breaststroke
2022 Budapest 4×100 m mixed medley
2023 Fukuoka 200 m breaststroke
2023 Fukuoka 4×100 m mixed medley
2023 Fukuoka 4×100 m medley
Commonwealth Games
2022 Birmingham 200 m breaststroke
2022 Birmingham 4×100 m mixed medley
2022 Birmingham 100 m breaststroke
2022 Birmingham 4×100 m medley
Pan Pacific Championships
2018 Tokyo 200 m breaststroke
World Junior Championships
2017 Indianapolis 200 m breaststroke
2017 Indianapolis 4×100 m medley

Izaac Keith Stubblety-Cook OAM[2] (/ˈstʌblɛti-/ STUB-let-ee-;[3] born 4 January 1999) is an Australian swimmer.[4]

He has won four Olympic medals, including gold in the 200 m breaststroke at the 2020 Olympics. He was also the 2022 world champion and a former world record holder in the event.

Early life

Stubblety-Cook started swimming at Wellers Hill Water Ratz, a swimming club in Tarragindi, Queensland.[5] His reason for joining was to participate in the swim program for general water safety.

Career

Stubblety-Cook competed at the 2017 World Junior Championships in Indianapolis. Individually, he won the bronze medal in the 200 m breaststroke.[6] He initially came 4th in the 4 × 100 m medley relay, but was promoted to the bronze medal position in 2018 after the gold medalists were disqualified for a doping violation.[7][8]

Stubblety-Cook won a silver medal at the 2018 Pan Pacific Championships in the 200 m breaststroke with a personal best of 2:07.89.[9]

At the 2019 World Championships in Gwangju, he came fourth in the 200 m breaststroke in a time of 2:07.36.[10]

Stubblety-Cook qualified for the Tokyo Olympic team at the 2021 Australian Trials, recording 2:06.28 in the 200 m breaststroke. This broke Matthew Wilson's Australian record of 2:06.67 from 2019.[11]

At the Tokyo Olympics, Stubblety-Cook won the gold medal in the 200 m breaststroke, setting an Olympic record of 2:06.38.[12] He then competed in the mixed 4 × 100 m medley relay, which was the event's inaugural appearance at the Olympics. Australia won the bronze medal.[13] He concluded the Olympics with the men's 4 × 100 m medley relay, where Australia finished 5th.[14]

At the 2022 Australian Championships in Adelaide, Stubblety-Cook broke the world record in the 200 m breaststroke, recording 2:05.95. This surpassed Anton Chupkov's mark of 2:06.12 from 2019.[15]

At the 2022 World Championships in Budapest, Stubblety-Cook came seventh in the 100 m breaststroke.[16] Swimming the breaststroke leg of the mixed 4 × 100 m medley relay, he won the silver medal.[17] Stubblety-Cook later won the gold medal in the 200 m breaststroke in a time of 2:07.07.[18]

At the 2022 Commonwealth Games, Stubblety-Cook won the gold medal in the 200 m breaststroke and mixed 4 × 100 m medley relay events, establishing a games record in the latter. He won silver medals in the 100 m breaststroke and men's 4 × 100 m medley relay.[19]

Stubblety-Cook qualified for the 2023 World Championships.[20] His first medal of the championships came in the mixed 4 × 100 m medley relay, where Australia finished second.[21] He then competed in the 200 m breaststroke. He won the silver medal in the event, and his world record was broken by gold medalist Qin Haiyang.[22] In his final swim of the competition, he won the bronze medal in the 4 × 100 m medley relay.[23]

At the 2024 Olympics, Stubblety-Cook won silver in the 200 m breaststroke.[24] He swam in the heats of the mixed 4 × 100 m medley relay. He was replaced by Joshua Yong in the final, and Australia went on to win the bronze medal.[25][26]

In October 2024, Stubblety-Cook moved to Melanie Marshall's program on the Gold Coast. This was prompted by the retirement of Stubblety-Cook's longtime coach, Vince Raleigh.[27]

Stubblety-Cook qualified for the 2025 World Championships, but later withdrew due to a back injury.[28]

World records

Long course metres

No. Event Time Meet Location Date Status Ref
1 200 m breaststroke 2:05.95 2022 Australian Swimming Championships Adelaide, Australia 19 May 2022 Former [15][22]
Legend: OCOceanian record; NRAustralian 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

Olympic records

Long course metres

No. Event Time Meet Location Date Status Notes Ref
1 200 m breaststroke 2:06.38 2020 Summer Olympics Tokyo, Japan 29 July 2021 Former [29]

References

  1. ^ a b "Commonwealth Games". results.gc2018.com. Commonwealth Games. Archived from the original on 8 April 2022. Retrieved 8 April 2022.
  2. ^ "Mr Izaac Keith Stubblety-Cook". Department of the Prime Minister and Cabinet. Retrieved 31 July 2023 – via Australian Government.
  3. ^ "Stubblety-Cook Zac". Paris 2024 Olympics. Retrieved 6 August 2024.
  4. ^ Dawson, Andrew (7 November 2018). "Australian Dolphins swimmer Zac Stubblety-Cook reveals rising from disappointment to shine at Pan Pacs". Courier Mail. Retrieved 25 July 2019.
  5. ^ "Home". Wellers Ratz Amateur Swimming Club. Retrieved 27 August 2021.
  6. ^ "Final Results" (PDF). Omega Timing. 26 August 2017. Retrieved 23 January 2026.
  7. ^ "Final Results" (PDF). Omega Timing. 28 August 2017. Retrieved 23 January 2026.
  8. ^ Braden Keith (7 June 2018). "FINA Rules That 3 American Relays Must Be Disqualified from World Jrs". SwimSwam. Retrieved 22 January 2026.
  9. ^ Lauren Neidigh (12 August 2018). "2018 Pan Pacific Championships: Day 4 Finals Live Recap". SwimSwam. Retrieved 22 January 2026.
  10. ^ "18th FINA World Championships - Men's 200m Breaststroke Final Results" (PDF). Omega Timing. 26 July 2019. Retrieved 23 January 2026.
  11. ^ Ben Dornan (15 June 2021). "Stubblety-Cook Scorches 2:06.28 200 Breast Aussie Record, 0.16 Off Chupkov's WR". SwimSwam. Retrieved 22 January 2026.
  12. ^ "Izaac Stubblety-Cook storms to breaststroke gold for Australia at Tokyo Olympics". Australian Broadcasting Corporation. 29 July 2021. Retrieved 21 January 2026.
  13. ^ Tom Decent (31 July 2021). "McKeown creates history with backstroke gold, Ledecky beats Titmus in 800m". Sydney Morning Herald. Retrieved 23 January 2026.
  14. ^ "Men's 4×100m Medley Relay Final Results" (PDF). olympics.com. 1 August 2021. Archived from the original (PDF) on 1 August 2021. Retrieved 1 August 2021.
  15. ^ a b Phil Lutton (19 May 2022). "'It's surreal': Stubblety-Cook takes no prisoners in stunning world record". Sydney Morning Herald. Retrieved 23 January 2026.
  16. ^ "19th FINA World Championships - Men's 100m Breaststroke Final Results" (PDF). Omega Timing. 19 June 2022. Retrieved 23 January 2026.
  17. ^ "Australia wins two silver medals at world swimming titles, for Mollie O'Callaghan and Shayna Jack's 4x100m mixed medley relay team". Australian Broadcasting Corporation. 22 June 2022. Retrieved 21 January 2026.
  18. ^ "Mollie O'Callaghan and Zac Stubblety-Cook win gold at FINA world swimming championships". Australian Broadcasting Corporation. 14 June 2022. Retrieved 22 January 2026.
  19. ^ "Zac Stubblety-Cook". Commonwealth Games Australia. Retrieved 21 January 2026.
  20. ^ Annika Johnson (19 June 2023). "Australia Names 38 Swimmers to 2023 World Championships Roster". SwimSwam. Retrieved 22 January 2026.
  21. ^ "Australia's Mollie O'Callaghan breaks world record, beating Ariarne Titmus for women's 200m freestyle world title in Japan". Australian Broadcasting Corporation. 26 July 2023. Retrieved 21 January 2026.
  22. ^ a b Tom Decent (29 July 2023). "O'Callaghan seals historic double with fourth gold medal". Sydney Morning Herald. Retrieved 23 January 2026.
  23. ^ "Final results" (PDF). omegatiming.com. 30 July 2023. Archived (PDF) from the original on 22 December 2023.
  24. ^ Sam Peene (1 August 2024). "Paris 2024 swimming: Leon Marchand dethrones second reigning champion of the day in 200m breaststroke, taking two gold medals within two hours". Olympics. Retrieved 21 January 2026.
  25. ^ "Results" (PDF). olympics.com. International Olympic Committee. Archived from the original (PDF) on 15 August 2024. Retrieved 18 December 2024.
  26. ^ "Mixed 4×100m Medley Relay Final Results" (PDF). olympics.com. International Olympic Committee. Archived from the original (PDF) on 23 September 2024. Retrieved 18 December 2024.
  27. ^ Ian Hanson (10 October 2024). "Olympic Champion Zac Stubblety-Cook To Join Adam Peaty's Coach Mel Marshall On The Gold Coast". Swimming World. Retrieved 21 January 2026.
  28. ^ "Dolphins confirm team changes for Singapore World Championships". Swimming Australia. 14 July 2025. Retrieved 17 February 2026.
  29. ^ "200m Breaststroke results". FINA. 29 July 2021. Retrieved 5 November 2021.