2025 World Para Swimming Championships – Men's 50 metre backstroke

Main article: 2025 World Para Swimming Championships

The men's 50 metre backstroke events at the 2025 World Para Swimming Championships will be held at the Singapore Aquatic Centre between 21 and 27 September 2025. ^[1] Five classifications shall race over the distance.

Schedule

The 50 metre backstroke events for men will be held across the following schedule: ^[1]

men's 50 metre backstroke

Day	Date	Classifications
Day 1	21 Sept
Day 2	22 Sept [2] [3]	S5
Day 3	23 Sept
Day 4	24 Sept [4] [5]	S3; S4
Day 5	25 Sept
Day 6	26 Sept [6]	S1; S2
Day 7	27 Sept

Medal summary

Event	Gold	Silver	Bronze
S1	Iyad Shalabi   Israel	José Ronaldo da Silva   Brazil	Anton Kol   Ukraine
S2	Gabriel Araújo   Brazil	Vladimir Danilenko   Individual Neutral Athletes	Jacek Czech   Poland
S3	Denys Ostapchenko   Ukraine	Josia Topf   Germany	Serhii Palamarchuk   Ukraine
S4	Roman Zhdanov   Individual Neutral Athletes	Cameron Leslie   New Zealand	Arnošt Petráček   Czech Republic
S5	Yuan Weiyi   China	Guo Jincheng   China	Samuel de Oliveira   Brazil

Race summaries

S1

The men's 50 metre backstroke S1 event was held on 26 September. Seven swimmers took part in a direct final. ^[1]

The relevant records at the beginning of the event were as follows: ^[7]

Record	Athlete	Time	Date	City	Country
World	Hennadii Boiko  (UKR)	0:59.96	2016-09-09	Rio de Janeiro	Brazil
Championship	Kamil Otowski  (POL)	1:07.34	2023-08-05	Manchester	United Kingdom
Americas	José Ronaldo da Silva  (BRA)	1:13.15	2025-09-05	São Paulo	Brazil
Asian	Alireza Jalili  (IRI)	1:37.84	2018-10-07	Jakarta	Indonesia
European	Hennadii Boiko  (UKR)	0:59.96	2016-09-09	Rio de Janeiro	Brazil

Final

Rank	Lane	Athlete	Class	Result	Notes
	4	Iyad Shalabi  (ISR)	S1	1:11.16
	6	José Ronaldo da Silva  (BRA)	S1	1:13.72
	3	Anton Kol  (UKR)	S1	1:14.82
4	5	Francesco Bettella  (ITA)	S1	1:14.90
5	2	Dimitrios Karypidis  (GRE)	S1	1:32.55
6	7	Nikolaos Kontou  (GRE)	S1	1:43.39
7	1	Miguel Navarro  (ESP)	S1	1:55.56

S2

The men's 50 metre backstroke S2 event was held on 26 September. Nine swimmers took part, with the top eight progressing to the final. ^[1]

The relevant records at the beginning of the event were as follows: ^[7]

Record	Athlete	Time	Date	City	Country
World	Zou Liankang  (CHN)	0:47.17	2016-09-15	Rio de Janeiro	Brazil
Championship	Zou Liankang  (CHN)	0:48.62	2017-12-04	Mexico City	Mexico
African	David Mc Klopper  (RSA)	2:03.34	2016-03-22	Bloemfontein	South Africa
Americas	Gabriel Araújo  (BRA)	0:50.93	2024-08-31	Paris	France
Asian	Zou Liankang  (CHN)	0:47.17	2016-09-15	Rio de Janeiro	Brazil
European	Serhii Palamarchuk  (UKR)	0:50.23	2016-09-15	Rio de Janeiro	Brazil

Heats

Rank	Heat	Lane	Athlete	Class	Result	Notes
1	1	4	Gabriel Araújo  (BRA)	S2	55.60	Q
2	1	3	Vladimir Danilenko  (AIN)	S2	57.39	Q
3	1	5	Jacek Czech  (POL)	S2	59.68	Q
4	1	6	Alberto Abarza  (CHI)	S2	1:00.22	Q
5	1	2	Rodrigo Santillan  (PER)	S2	1:09.81	Q
6	1	7	Jesus Rey Lopez  (MEX)	S2	1:12.71	Q
7	1	8	Muhammed Aasim Poyilil  (IND)	S2	1:14.34	Q
8	1	1	Conrad Hildebrand  (SWE)	S2	1:24.44	Q

Final

Rank	Lane	Athlete	Class	Result	Notes
	4	Gabriel Araújo  (BRA)	S2	53.06
	5	Vladimir Danilenko  (AIN)	S2	56.54
	3	Jacek Czech  (POL)	S2	57.73
4	6	Alberto Abarza  (CHI)	S2	59.81
5	2	Rodrigo Santillan  (PER)	S2	1:09.29
6	7	Jesus Rey Lopez  (MEX)	S2	1:10.29
7	1	Muhammed Aasim Poyilil  (IND)	S2	1:19.59
8	8	Conrad Hildebrand  (SWE)	S2	1:23.54

S3

The men's 50 metre backstroke S3 event was held on 24 September. ^[1]

The relevant records at the beginning of the event were as follows: ^[7]

Record	Athlete	Time	Date	City	Country
World	Min Byeong-Eon  (KOR)	0:42.21	2012-09-02	London	United Kingdom
Championship	Diego López Díaz  (MEX)	0:43.47	2019-09-12	London	United Kingdom
African	Amr Abdalla  (EGY)	1:57.35	2021-06-18	Berlin	Germany
Americas	Diego Lopez Diaz  (MEX)	0:42.39	2018-09-23	Yokohama City	Japan
Asian	Min Byeong-Eon  (KOR)	0:42.21	2012-09-02	London	United Kingdom
European	Dmytro Vynohradets  (UKR)	0:44.94	2016-09-10	Rio de Janeiro	Brazil
Oceania	Ahmed Kelly  (AUS)	0:54.96	2024-09-02	Paris	France

Heats

Thirteen swimmers took part, with the top eight progressing to the final ^{[4] [5]}

Rank	Heat	Lane	Athlete	Class	Result	Notes
1	2	4	Denys Ostapchenko  (UKR)	S3	46.78	Q
2	2	5	Serhii Palamarchuk  (UKR)	S3	50.25	Q
3	2	6	Isaias Sono  (PER)	S3	50.56	Q
4	1	4	Josia Topf  (GER)	S3	51.39	Q
5	1	5	Vincenzo Boni  (ITA)	S3	51.79	Q
6	2	2	Diego Lopez Diaz  (MEX)	S3	52.38	Q
7	2	3	Daniel Ferrer Robles  (ESP)	S3	53.05	Q
8	2	7	Krzysztof Lechniak  (POL)	S3	57.41	Q
9	1	2	Ahmed Kelly  (AUS)	S3	57.78
10	1	3	Umut Unlu  (TUR)	S3	57.81
11	1	7	Patricio Larenas Albayay  (CHI)	S3	1:00.11
12	2	1	Charkorn Kaewsri  (THA)	S3	1:03.23
13	1	6	Igor Bobyrev  (AIN)	S3	1:19.79

Final

^{[4] [5]}

Rank	Lane	Athlete	Class	Result	Notes
	4	Denys Ostapchenko  (UKR)	S3	46.06
	6	Josia Topf  (GER)	S3	47.10
	5	Serhii Palamarchuk  (UKR)	S3	49.48
4	1	Daniel Ferrer Robles  (ESP)	S3	50.44
5	3	Isaias Sono  (PER)	S3	50.77
6	2	Vincenzo Boni  (ITA)	S3	51.40
7	7	Diego López Díaz  (MEX)	S3	52.25
8	8	Krzysztof Lechniak  (POL)	S3	58.93

S4

The men's 50 metre backstroke S4 event was held on 24 September. ^[1]

The relevant records at the beginning of the event were as follows: ^[7]

Record	Athlete	Time	Date	City	Country
World	Roman Zhdanov  (IPC)	0:40.99	2021-09-03	Tokyo	Japan
Championship	Roman Zhdanov  (RUS)	0:41.50	2019-09-12	London	United Kingdom
Americas	Ángel Camacho Ramirez  (MEX)	0:42.57	2024-05-31	Berlin	Germany
Asian	Liu Yuntao  (CHN)	0:44.42	2016-09-16	Rio de Janeiro	Brazil
European	Roman Zhdanov  (IPC)	0:40.99	2021-09-03	Tokyo	Japan
Oceania	Cameron Leslie  (NZL)	0:42.13	2019-09-12	London	United Kingdom

Heats

Eleven swimmers took part, with the top eight progressing to the final ^{[4] [5]}

Rank	Heat	Lane	Athlete	Class	Result	Notes
1	2	4	Roman Zhdanov  (AIN)	S4	42.42	Q
2	2	5	Cameron Leslie  (NZL)	S4	43.50	Q
3	1	5	Arnost Petracek  (CZE)	S4	44.43	Q
4	1	4	Ángel Camacho Ramirez  (MEX)	S4	45.40	Q
5	2	3	Matz Topkin  (EST)	S4	46.28	Q
6	1	6	Andreas Ernhofer  (AUT)	S4	46.63	Q
7	1	3	Dimitri Granjux  (FRA)	S4	46.90	Q
8	2	6	Dmytro Vynohradets  (UKR)	S4	50.39	Q
9	2	2	Miguel Luque  (ESP)	S4	50.76
10	1	1	Ariel Malyar  (ISR)	S4	52.42
11	2	7	Nattawut Kongsripilarom  (THA)	S4	1:10.87

Final

^{[5] [4]}

Rank	Lane	Athlete	Class	Result	Notes
	4	Roman Zhdanov  (AIN)	S4	41.47
	5	Cameron Leslie  (NZL)	S4	42.54
	3	Arnost Petracek  (CZE)	S4	44.13
4	6	Ángel Camacho Ramirez  (MEX)	S4	44.25
5	2	Matz Topkin  (EST)	S4	44.95
6	7	Andreas Ernhofer  (AUT)	S4	46.48
7	1	Dimitri Granjux  (FRA)	S4	46.63
8	8	Dmytro Vynohradets  (UKR)	S4	49.51

S5

The men's 50 metre backstroke S5 event will be held on 22 September. ^[1]

The relevant records at the beginning of the event were as follows: ^[7]

Record	Athlete	Time	Date	City	Country
World	Zheng Tao  (CHN)	0:31.42	2021-08-30	Tokyo	Japan
Championship	Wang Lichao  (CHN)	0:32.59	2019-09-14	London	United Kingdom
African	Zeyad Kahil  (EGY)	0:48.97	2023-03-17	Sheffield	United Kingdom
Americas	Samuel de Oliveira  (BRA)	0:33.42	2025-06-12	São Paulo	Brazil
Asian	Zheng Tao  (CHN)	0:31.42	2021-08-30	Tokyo	Japan
European	Yaroslav Semenenko  (UKR)	0:34.58	2023-08-01	Manchester	United Kingdom
Oceania	Cameron Leslie  (NZL)	0:41.30	2016-09-16	Rio de Janeiro	Brazil

Heats

Fifteen swimmers will take part, with the top eight progressing to the final ^{[2] [3]}

Rank	Heat	Lane	Athlete	Class	Result	Notes
1	2	5	Samuel de Oliveira  (BRA)	S5	33.87	Q
2	2	4	Yuan Weiyi  (CHN)	S5	34.30	Q
3	1	4	Guo Jincheng  (CHN)	S5	34.37	Q
4	1	5	Yaroslav Semenenko  (UKR)	S5	34.82	Q
5	1	3	Eigo Tanaka  (JPN)	S5	36.10	Q
6	1	3	Artem Oliinyk  (UKR)	S5	37.41	Q
7	1	2	Ismail Zulfic  (BIH)	S5	38.13	Q
8	2	2	Kirill Pulver  (AIN)	S5	39.27	Q
9	1	6	Antoni Ponce Bertran  (ESP)	S5	39.45
10	2	6	Kaede Hinata  (JPN)	S5	39.54
11	1	7	Francesco Bocciardo  (ITA)	S5	41.06
12	2	7	Abdul Quadir Indori  (IND)	S5	42.03
13	2	1	Oleksandr Komarov  (UKR)	S5	42.24
14	1	1	Luis Huerta Poza  (ESP)	S5	43.62
15	2	8	Hussain Alrashid  (KSA)	S5	49.77

Final

^{[2] [3]}

Rank	Lane	Athlete	Class	Result	Notes
	5	Yuan Weiyi  (CHN)	S5	32.59	=CR
	3	Guo Jincheng  (CHN)	S5	33.36
	4	Samuel de Oliveira  (BRA)	S5	33.60
4	6	Yaroslav Semenenko  (UKR)	S5	35.35
5	2	Eigo Tanaka  (JPN)	S5	35.7
6	7	Artem Oliinyk  (UKR)	S5	36.58
7	8	Kirill Pulver  (AIN)	S5	38.58
8	1	Ismail Zulfic  (BIH)	S5	39.36

References

1. Singapore 2025 Event guide
2. Frodyma, Terin (2025-09-22). "Records Continue to Fall as Jiang, Hance, Engel, and Araujo Break WRs: Para Worlds Day 2 Recap". SwimSwam. Retrieved 2025-09-22.
3. "All-British top three in World Para Swimming Championships". BBC Sport. 2025-09-22. Retrieved 2025-09-24.
4. Frodyma, Terin (2025-09-24). "World Records Tumble Again as Kubiak, Trimi, and Brazil's Relay Shine: Para Worlds Day 4 Recap". SwimSwam. Retrieved 2025-09-24.
5. "World Para Swimming Championships 2025: GB's Tai wins fourth gold in four days". BBC Sport. 2025-09-24. Retrieved 2025-09-24.
6. "Brock Whiston wins medley gold as GB break world record". BBC Sport. 2025-09-26. Retrieved 2025-09-26.
7. "Para Swimming Records". International Paralympic Committee. Retrieved 2025-09-12.