Swimming at the 2024 Summer Olympics – Men's 100 metre backstroke

Records 
Prior to dis competition, na de existing world den Olympic records be as follows.
World recordThomas Ceccon (ITA)51.60Budapest, Hungary20 June 2022Olympic recordRyan Murphy (USA)51.85Rio de Janeiro, Brazil13 August 2016

 Qualification 
National Olympic Committee (NOC) fi enter maximum of two qualified athletes insyd each individual event, buh only if both of dem attain de Olympic Qualifying Time (OQT). One athlete per event fi potentially enter if dem meet de Olympic Consideration Time (OCT), anaa if de total quota of 852 athletes no be targeted. NOCs sanso fi permit swimmers regardless of time (one per gender) under Universality place since dem get no swimmers wey dey attain either of de standard entry times (OQT/OCT)."Paris 2024 – Swimming Info". World Aquatics. 5 April 2022. Retrieved 12 November 2022.Rieder, David (3 April 2022). "Event Changes Likely as Paris 2024 Moves to Nine-Day Schedule of Finals". Swimming World Magazine. Retrieved 12 November 2022.

Dey follow de end of de qualification window, World Aquatics go assess de number of swimmers wey achieve de OQT, de number of relay-only swimmers, den de number of Universality places, before dem invite those plus OCT make dem fulfill de total quota of 852. Additionally, dem go distribute OCT places by event according to de position of de World Aquatics Rankings during de qualifying deadline.

 Time standards 
Dem for obtain de qualifying time standards for de 2023 den 2024 World Championships, continental championships, continental swimming meets, national championships den selection trials, den various international meets dem approve by World Aquatics insyd de period between 1 March 2023 den 23 June 2024."Paris 2024 - Swimming Info". World Aquatics. 3 October 2022.
Men's eventsEventOQT*OCT^100 m backstroke53.7454.01
De table wey dey follow dey outline de qualifying time standards for Paris 2024 for dis event:

 * OQTs dey correspond to de time dem achieve by fourteenth-place swimmer for ein respective preliminary heat of each event for de previous Games.

 ª Secof de fourteenth-place swimmer achieve standard slower dan de OQT insyd Tokyo 2020, de OQT dem use for de previous Games go remain constant.

^ Dem dey derive OCTs by adding 0.5% of de OQT standard.
 Competition format 
De competition dey consist of three rounds: heats, semifinals, den final. De swimmers plus de best 16 times insyd de heats advance go de semifinals. De swimmers plus de best 8 times insyd de semifinals advance go de final. Dem dey use swim-offs as necessary make dem break ties for advancement to de next round.

 Schedule 
All times be Central European Summer Time (UTC+2)
DateTimeRound28 July 202410:00Heats19:37Semifinals29 July 202417:30Final

 Results 

 Heats 
RankHeatLaneSwimmerNationTimeNotes152Hubert KósHungary52.78Q, NR256Pieter CoetzeSouth Africa52.90Q365Apostolos ChristouGreece52.95Q464Ryan MurphyUnited States53.06Q546Ksawery MasiukPoland53.08Q643Yohann Ndoye-BrouardFrance53.20Q54Xu JiayuChina53.20Q853Evangelos MakrygiannisGreece53.24Q955Hunter ArmstrongUnited States53.34Q1042Miroslav KnedlaCzech Republic53.41Q1163Oliver MorganGreat Britain53.44Q1244Thomas CecconItaly53.45Q1366Mewen TomacFrance53.51Q1445Hugo GonzálezSpain53.68Q1568Blake TierneyCanada53.89Q1662Jonathon MarshallGreat Britain53.93Q1767Roman MityukovSwitzerland53.941841Ole BraunschweigGermany53.951957Ádám JászóHungary53.972048Javier AcevedoCanada54.192131Kai van Westering [nl]Netherlands54.2151Isaac CooperAustralia54.212347Michele LambertiItaly54.222437Oleksandr ZheltyakovUkraine54.322561Bradley WoodwardAustralia54.342635Thierry BollinSwitzerland54.352728Maximillian WilsonVirgin Islands54.492834Adam MaraanaIsrael54.612936Marek UlrichGermany54.633058Lee Ju-hoSouth Korea54.653132Riku MatsuyamaJapan54.713233João CostaPortugal54.903323Srihari NatarajIndia55.0124Kane FollowsNew Zealand55.013538Ulises SaraviaArgentina55.033626Bernhard ReitshammerAustria55.133722Anthony RincónColombia55.424127Noe PantskhavaGeorgia56.463821Yeziel MoralesPuerto Rico55.763914Jack HarveyBermuda55.784025Berke SakaTurkey55.854213Alexis KpadiBenin57.614315Yazan Al-BawwabPalestine58.264416Zackary GreshamGrenada58.924517Zeke ChanBrunei1:00.384612Alan UhiTonga1:00.62
"Men's 100m Backstroke – Heats results" (PDF). Olympics. 28 July 2024. Retrieved 29 July 2024."Men's 100m Backstroke – Heats results summary" (PDF). Olympics. 28 July 2024. Retrieved 29 July 2024.

 Semifinals 
De swimmers plus de best 8 times, regardless of heat, advance to de final.
RankHeatLaneSwimmerNationTimeNotes126Xu JiayuChina52.02Q217Thomas CecconItaly52.58Q313Yohann Ndoye-BrouardFrance52.63Q14Pieter CoetzeSouth Africa52.63Q, AF515Ryan MurphyUnited States52.72Q625Apostolos ChristouGreece52.77Q727Oliver MorganGreat Britain52.85Q811Hugo GonzálezSpain52.95Q916Evangelos MakrygiannisGreece52.971024Hubert KósHungary52.981122Hunter ArmstrongUnited States53.111212Miroslav KnedlaCzech Republic53.441323Ksawery MasiukPoland53.441418Jonathon MarshallGreat Britain53.461521Mewen TomacFrance53.631628Blake TierneyCanada53.71
"Men's 100m Backstroke – Semifinals results" (PDF). Olympics. 28 July 2024. Retrieved 29 July 2024."Men's 100m Backstroke – Semifinals results summary" (PDF). Olympics. 28 July 2024. Retrieved 29 July 2024.

 Final 
RankLaneSwimmerNationTimeNotes15Thomas CecconItaly52.0024Xu JiayuChina52.3232Ryan MurphyUnited States52.3947Apostolos ChristouGreece52.4156Pieter CoetzeSouth Africa52.58AF68Hugo GonzálezSpain52.7373Yohann Ndoye-BrouardFrance52.7781Oliver MorganGreat Britain52.84
"Men's 100m Backstroke – Finals results" (PDF). Olympics. 29 July 2024. Retrieved 29 July 2024.

 References 

Olympic champions insyd men's 100 m backstroke100 yards 1904:  Walter Brack (GER)100 metres 1908:  Arno Bieberstein (GER)
 1912:  Harry Hebner (USA)
 1920:  Warren Kealoha (USA)
 1924:  Warren Kealoha (USA)
 1928:  George Kojac (USA)
 1932:  Masaji Kiyokawa (JPN)
 1936:  Adolph Kiefer (USA)
 1948:  Allen Stack (USA)
 1952:  Yoshi Oyakawa (USA)
 1956:  David Theile (AUS)
 1960:  David Theile (AUS)
 1968:  Roland Matthes (GDR)
 1972:  Roland Matthes (GDR)
 1976:  John Naber (USA)
 1980:  Bengt Baron (SWE)
 1984:  Rick Carey (USA)
 1988:  Daichi Suzuki (JPN)
 1992:  Mark Tewksbury (CAN)
 1996:  Jeff Rouse (USA)
 2000:  Lenny Krayzelburg (USA)
 2004:  Aaron Peirsol (USA)
 2008:  Aaron Peirsol (USA)
 2012:  Matt Grevers (USA)
 2016:  Ryan Murphy (USA)
 2020:  Evgeny Rylov (ROC)
 2024:  Thomas Ceccon (ITA)
Category:Swimming at de 2024 Summer Olympics
Category:Men's 100 metre backstroke
Category:Men's events at de 2024 Summer Olympics
Category:2024 insyd Paris