Rank Heat Lane Name Nationality Time Notes 1 4 4 Xu Jiayu China 52.77 Q 2 5 5 Grevers, MattMatt Grevers United States 52.92 Q 3 4 5 Tarasevich, GrigoryGrigory Tarasevich Russia 53.18 Q 4 5 4 Murphy, RyanRyan Murphy United States 53.26 Q 5 5 3 Irie, RyosukeRyosuke Irie Japan 53.54 Q 6 4 3 Christou, ApostolosApostolos Christou Greece 53.55 Q 7 3 4 Larkin, MitchMitch Larkin Australia 53.72 Q 7 3 5 Guido, GuilhermeGuilherme Guido Brazil 53.72 Q 9 3 2 Main, CoreyCorey Main New Zealand 53.97 Q 10 3 3 Li Guangyuan China 54.04 Q 11 3 1 Milli, MatteoMatteo Milli Italy 54.17 Q 12 4 2 Polewka, TomaszTomasz Polewka Poland 54.30 Q 13 3 6 Ryan, ShaneShane Ryan Ireland 54.33 Q 14 5 1 Toumarkin, YakovYakov Toumarkin Israel 54.39 Q 15 5 6 Acevedo, JavierJavier Acevedo Canada 54.43 Q 16 4 6 Kolesnikov, KlimentKliment Kolesnikov Russia 54.51 Q 17 4 7 Kawęcki, RadosławRadosław Kawęcki Poland 54.52 18 4 8 Quah Zheng Wen Singapore 54.68 19 5 7 Tsmyh, MikitaMikita Tsmyh Belarus 54.69 20 5 2 Incerti, ZacZac Incerti Australia 54.82 21 3 7 Balog, GáborGábor Balog Hungary 54.88 22 5 8 Ulrich, MarekMarek Ulrich Germany 54.90 23 4 1 González, HugoHugo González Spain 55.05 24 3 8 Abdalla, YoussefYoussef Abdalla Egypt 55.60 25 2 6 Stankevičius, GytisGytis Stankevičius Lithuania 55.80 25 4 9 Tribuntsov, RalfRalf Tribuntsov Estonia 55.80 27 2 5 Hockin, CharlesCharles Hockin Paraguay 55.81 27 3 0 I Gede Siman Sudartawa Indonesia 55.81 29 3 9 Loncar, AntonAnton Loncar Croatia 55.88 30 4 0 Lópes, GabrielGabriel Lópes Portugal 55.99 31 5 0 Gurnytskyi, DmytroDmytro Gurnytskyi Ukraine 56.05 32 2 3 Feldberg, GirtsGirts Feldberg Latvia 56.24 33 2 4 Mathieu, GeoffroyGeoffroy Mathieu France 56.38 34 5 9 Lê Nguyễn Paul Vietnam 56.64 35 2 7 Courtis, ChristopherChristopher Courtis Barbados 57.23 36 2 8 Lahrichi, DrissDriss Lahrichi Morocco 57.46 37 1 4 Benbara, MehdiMehdi Benbara Algeria 57.59 38 1 1 El-Fakir, AdelAdel El-Fakir Libya 58.48 39 2 9 Prathapan, MadhuMadhu Prathapan India 58.49 40 1 6 Wantenaar, RonanRonan Wantenaar Namibia 58.91 41 1 3 Barberena, EisnerEisner Barberena Nicaragua 59.82 42 2 1 Kirillov, BorisBoris Kirillov Azerbaijan 1:00.07 43 1 2 Maina, StevenSteven Maina Kenya 1:00.55 44 2 0 van der Colff, DavidDavid van der Colff Botswana 1:00.56 45 1 7 Ahmmed, JuwelJuwel Ahmmed Bangladesh 1:03.55 46 1 8 Buyantogtokh, BoldbaatarynBoldbaataryn Buyantogtokh Mongolia 1:04.52 — 1 5 Al-Saadi, YaaqoubYaaqoub Al-Saadi United Arab Emirates DNS