Race details

Collin Holgerson

Men 100 Backstroke · Heats · Aug 19, 2025–Aug 24, 20252025 World Aquatics Junior Swimming Championships

P59 Khanbilig Munkh-Orgil1:01.99
Heat 1 · Lane 5
P69 Prarambha Bhandari1:03.50
Heat 1 · Lane 6
P75 Ntsika Mothibatsela1:05.93
Heat 1 · Lane 3
P77 Ibrahim Ma'Adh Sajid1:06.63
Heat 1 · Lane 4
P51 Heshan Karunaratne1:00.25
Heat 2 · Lane 9
P52 Ali Muhammad Mitha1:01.19
Heat 2 · Lane 2
P66 Hamad Mohamed Hassan Al-Ali1:02.75
Heat 2 · Lane 1
P70 Aidan Dumuje - Abili1:03.87
Heat 2 · Lane 7
P71 Mohid Sadiq Lone1:04.43
Heat 2 · Lane 4
P79 Ian Chongwe1:10.47
Heat 2 · Lane 6
P81 Jason Ofori Adjei Acheampong1:21.60
Heat 2 · Lane 3
P82 Nana Yaw Etornam Darkwah1:29.02
Heat 2 · Lane 0
P— Mhaned Khaled Ali ElmoftiDNS
Heat 2 · Lane 8
P— Luke Ile HerveDNS
Heat 2 · Lane 5
P57 Kazuumi Nestor1:01.77
Heat 3 · Lane 4
P62 Lukas Chan Chuen1:02.29
Heat 3 · Lane 3
P63 Christian I Correa Babanoli1:02.43
Heat 3 · Lane 9
P68 Moshe Sikkel1:03.22
Heat 3 · Lane 7
P72 Omar Oyuela1:04.57
Heat 3 · Lane 6
P73 Neil Sherwin-Noronha1:05.77
Heat 3 · Lane 2
P74 Gaamangwe Keitsile1:05.81
Heat 3 · Lane 5
P76 Igbaal Bayusuf1:06.02
Heat 3 · Lane 1
P78 Zukain Abdulla Haneef1:08.38
Heat 3 · Lane 8
P80 Jeremiah Thanthwe Makwenda1:16.15
Heat 3 · Lane 0
P36 Enyi Gu57.09
Heat 4 · Lane 4
P48 Bruno Heinichen58.89
Heat 4 · Lane 5
P53 Romeo Mwaipasi1:01.22
Heat 4 · Lane 0
P55 Matias Vazquez1:01.41
Heat 4 · Lane 3
P58 Adeetha Siriwardena1:01.88
Heat 4 · Lane 1
P60 Si Chon Chan1:02.17
Heat 4 · Lane 6
P61 Luis-Mario Arends1:02.26
Heat 4 · Lane 7
P64 Thaddeus Kwong1:02.44
Heat 4 · Lane 8
P65 Felipe Axe Alvarez Nunez1:02.52
Heat 4 · Lane 9
P67 Giancarlo Zamora Avelar1:02.83
Heat 4 · Lane 2
P41 Aleksa Kockar57.42
Heat 5 · Lane 6
P43 Yu-Teng Huang57.68
Heat 5 · Lane 5
P44 Tedd Windsor Iii Heng Kai Chan57.78
Heat 5 · Lane 3
P45 Erkhes Enkhtur57.80
Heat 5 · Lane 4
P46 Lorenzo Esterhuizen58.51
Heat 5 · Lane 0
P47 Luke A Higgo58.63
Heat 5 · Lane 9
P49 Ellie J Gibson59.70
Heat 5 · Lane 7
P50 Ocean R Van Loon1:00.12
Heat 5 · Lane 1
P54 Brady Lewison1:01.35
Heat 5 · Lane 2
P56 Agustin Gongora1:01.52
Heat 5 · Lane 8
P24 Adrian Van Wyk56.44
Heat 6 · Lane 5
P25 Ariel Muchirahondo56.51
Heat 6 · Lane 4
P26 Carlos Gae Moreno Sarmiento56.52
Heat 6 · Lane 6
P27 Reagan Cheng56.60
Heat 6 · Lane 2
P33 Svit Popovic56.91
Heat 6 · Lane 9
P35 Matias Chaillou57.00
Heat 6 · Lane 1
P37 Anthony Pineiro57.18
Heat 6 · Lane 8
P39 Miguel Reis Oliveira57.33
Heat 6 · Lane 0
P40 Aleksandr Rumynskiy57.37
Heat 6 · Lane 7
P42 Kai Yueh Chang57.43
Heat 6 · Lane 3
P4 John Shortt54.39
Heat 7 · Lane 4
P9 Jack Morrow55.20
Heat 7 · Lane 5
P12 Lev Shteinberg55.49
Heat 7 · Lane 2
P17 Daniel Ransom55.89
Heat 7 · Lane 6
P20 Nikolaos Papatheodorou56.05
Heat 7 · Lane 3
P21 Francis Brennan56.10
Heat 7 · Lane 1
P28 Mert Hatipoglu56.63
Heat 7 · Lane 7
P31 Helgaard Muller56.88
Heat 7 · Lane 9
P32 Adrian Yoninov56.90
Heat 7 · Lane 0
P38 Yegor Popov57.27
Heat 7 · Lane 8
P1 Henry Allan54.15
Heat 8 · Lane 4
P2 Gavin Keogh54.18
Heat 8 · Lane 5
P5 Tudor Iordache54.83
Heat 8 · Lane 2
P13 Parker B Deshayes55.54
Heat 8 · Lane 3
P16 Matteo Venini55.86
Heat 8 · Lane 7
P18 Rio Daodu56.01
Heat 8 · Lane 8
P19 Davi Vallim Costa De Carvalho56.03
Heat 8 · Lane 9
P22 Romeo-Cesar Fadda Sauvageot56.29
Heat 8 · Lane 6
P29 Gustavo Zimmermann Giugno56.81
Heat 8 · Lane 1
P34 Can Acar56.92
Heat 8 · Lane 0
P3 Georgii Iakovlev54.27
Heat 9 · Lane 4
P6 Aukan Goldin54.84
Heat 9 · Lane 3
P7 Daniele Del Signore54.90
Heat 9 · Lane 5
P8 Liam Carrington55.04
Heat 9 · Lane 2
P10 Collin Holgerson55.28
Heat 9 · Lane 7
P11 Olivier Urbaniak55.35
Heat 9 · Lane 1
P14 Mark Shibanov55.75
Heat 9 · Lane 8
P15 Toya Hirata55.82
Heat 9 · Lane 6
P22 Daren Kirilov56.29
Heat 9 · Lane 9
P30 Rishabh Das56.87
Heat 9 · Lane 0

Place	Swimmer	Country	RT	Time
59Heat 1	Khanbilig Munkh-Orgil	Mongolia	0.66	1:01.99
69Heat 1	Prarambha Bhandari	Nepal	0.72	1:03.50
75Heat 1	Ntsika Mothibatsela	Botswana	0.55	1:05.93
77Heat 1	Ibrahim Ma'Adh Sajid	Maldives	0.54	1:06.63
51Heat 2	Heshan Karunaratne	Sri Lanka	0.59	1:00.25
52Heat 2	Ali Muhammad Mitha	Pakistan	0.62	1:01.19
66Heat 2	Hamad Mohamed Hassan Al-Ali	United Arab Emirates	0.69	1:02.75
70Heat 2	Aidan Dumuje - Abili	Nigeria	0.59	1:03.87
71Heat 2	Mohid Sadiq Lone	Pakistan	0.63	1:04.43
79Heat 2	Ian Chongwe	Malawi	0.67	1:10.47
81Heat 2	Jason Ofori Adjei Acheampong	Ghana	0.73	1:21.60
82Heat 2	Nana Yaw Etornam Darkwah	Ghana	0.74	1:29.02
—Heat 2	Mhaned Khaled Ali Elmofti	Libya	—	DNS
—Heat 2	Luke Ile Herve	Congo - Kinshasa	—	DNS
57Heat 3	Kazuumi Nestor	Palau	0.49	1:01.77
62Heat 3	Lukas Chan Chuen	Mauritius	0.60	1:02.29
63Heat 3	Christian I Correa Babanoli	Paraguay	0.57	1:02.43
68Heat 3	Moshe Sikkel	New Caledonia	0.61	1:03.22
72Heat 3	Omar Oyuela	Honduras	0.58	1:04.57
73Heat 3	Neil Sherwin-Noronha	Antigua & Barbuda	0.70	1:05.77
74Heat 3	Gaamangwe Keitsile	Botswana	0.59	1:05.81
76Heat 3	Igbaal Bayusuf	Kenya	0.69	1:06.02
78Heat 3	Zukain Abdulla Haneef	Maldives	0.64	1:08.38
80Heat 3	Jeremiah Thanthwe Makwenda	Malawi	0.92	1:16.15
36Heat 4	Enyi Gu	China	0.51	57.09
48Heat 4	Bruno Heinichen	Paraguay	0.57	58.89
53Heat 4	Romeo Mwaipasi	Tanzania	0.74	1:01.22
55Heat 4	Matias Vazquez	Uruguay	0.63	1:01.41
58Heat 4	Adeetha Siriwardena	Sri Lanka	0.65	1:01.88
60Heat 4	Si Chon Chan	Macao SAR China	0.56	1:02.17
61Heat 4	Luis-Mario Arends	Aruba	0.58	1:02.26
64Heat 4	Thaddeus Kwong	Fiji	0.62	1:02.44
65Heat 4	Felipe Axe Alvarez Nunez	Honduras	0.69	1:02.52
67Heat 4	Giancarlo Zamora Avelar	El Salvador	0.55	1:02.83
41Heat 5	Aleksa Kockar	Serbia	0.66	57.42
43Heat 5	Yu-Teng Huang	Taiwan	0.64	57.68
44Heat 5	Tedd Windsor Iii Heng Kai Chan	Singapore	0.52	57.78
45Heat 5	Erkhes Enkhtur	Mongolia	0.56	57.80
46Heat 5	Lorenzo Esterhuizen	Namibia	0.62	58.51
47Heat 5	Luke A Higgo	Cayman Islands	0.58	58.63
49Heat 5	Ellie J Gibson	Bahamas	0.64	59.70
50Heat 5	Ocean R Van Loon	Aruba	0.65	1:00.12
54Heat 5	Brady Lewison	Jamaica	0.66	1:01.35
56Heat 5	Agustin Gongora	Bolivia	0.61	1:01.52
24Heat 6	Adrian Van Wyk	South Africa	0.60	56.44
25Heat 6	Ariel Muchirahondo	New Zealand	0.66	56.51
26Heat 6	Carlos Gae Moreno Sarmiento	Mexico	0.63	56.52
27Heat 6	Reagan Cheng	Singapore	0.62	56.60
33Heat 6	Svit Popovic	Slovenia	0.61	56.91
35Heat 6	Matias Chaillou	Argentina	0.56	57.00
37Heat 6	Anthony Pineiro	Dominican Republic	0.56	57.18
39Heat 6	Miguel Reis Oliveira	Portugal	0.62	57.33
40Heat 6	Aleksandr Rumynskiy	Kazakhstan	0.59	57.37
42Heat 6	Kai Yueh Chang	Taiwan	0.71	57.43
4Heat 7	John Shortt	Ireland	0.50	54.39
9Heat 7	Jack Morrow	Australia	0.56	55.20
12Heat 7	Lev Shteinberg	Israel	0.60	55.49
17Heat 7	Daniel Ransom	Great Britain	0.67	55.89
20Heat 7	Nikolaos Papatheodorou	Greece	0.57	56.05
21Heat 7	Francis Brennan	Canada	0.59	56.10
28Heat 7	Mert Hatipoglu	Türkiye	0.68	56.63
31Heat 7	Helgaard Muller	South Africa	0.62	56.88
32Heat 7	Adrian Yoninov	Bulgaria	0.62	56.90
38Heat 7	Yegor Popov	Kazakhstan	0.62	57.27
1Heat 8	Henry Allan	Australia	0.62	54.15
2Heat 8	Gavin Keogh	United States	0.59	54.18
5Heat 8	Tudor Iordache	Romania	0.56	54.83
13Heat 8	Parker B Deshayes	Canada	0.60	55.54
16Heat 8	Matteo Venini	Italy	0.63	55.86
18Heat 8	Rio Daodu	Great Britain	0.59	56.01
19Heat 8	Davi Vallim Costa De Carvalho	Brazil	0.53	56.03
22Heat 8	Romeo-Cesar Fadda Sauvageot	France	0.56	56.29
29Heat 8	Gustavo Zimmermann Giugno	Brazil	0.55	56.81
34Heat 8	Can Acar	Türkiye	0.56	56.92
3Heat 9	Georgii Iakovlev	NAB	0.64	54.27
6Heat 9	Aukan Goldin	Israel	0.55	54.84
7Heat 9	Daniele Del Signore	Italy	0.60	54.90
8Heat 9	Liam Carrington	Trinidad & Tobago	0.58	55.04
10Heat 9	Collin Holgerson	United States	0.57	55.28
11Heat 9	Olivier Urbaniak	Poland	0.56	55.35
14Heat 9	Mark Shibanov	NAB	0.59	55.75
15Heat 9	Toya Hirata	Japan	0.51	55.82
22Heat 9	Daren Kirilov	Bulgaria	0.59	56.29
30Heat 9	Rishabh Das	India	0.63	56.87

SourceResults

Meet source; a separate document for this swim is not linked.