The Men's 50 metre butterfly competition of the 2018 African Swimming Championships was held on 15 September 2018.

Records Prior to the competition, the existing world and championship records were as follows. Name Nation Time Location DateWorld recordAndriy Govorov22.27Rome1 July 2018African recordRoland Schoeman22.90Rome26 July 2009Championship recordJason Dunford23.50Johannesburg3 December 2008

Results Heats The heats were started on 12 September at 10:25.

Rank Name Nationality Time Notes 1 Yusuf Tibazi24.28 Q 2 Ali Khalafalla24.57 Q 3 Abeiku Jackson24.63 Q 4 Ralph Goveia24.71 Q 5 Abdelrahman Sameh24.83 Q 6 Alaric Basson25.09 Q 7 Bradley Vincent25.46 Q 8 Daniel Francisco26.05 Q 9 Souhail Hamouchane26.06 10 Aimen Benabid26.17 11 Filipe Gomes26.44 12 El Hadji Adama Niane26.63 13 Adam Moncherry26.71 14 Kobe Ndebele26.75 15 Isihaka Irankunda27.15 16 Herinirina John Rakotomavo27.25 17 Ganira Belly-Cresus27.48 18 Mathieu Marquet27.55 19 Chase Onorati27.58 19 Swaleh Talib27.58 21 Troy Nestor Pina27.84 22 Billy-Scott Irakose28.00 23 Edilson Paco28.29 23 Alvin Omondi28.29 25 Mohammed Yousuf Bin Mousa28.39 26 Sithembiso Mamba28.68 27 Simonga Dlamini28.86 28 Adnan Kabuye29.24 29 Ahmed Izzeldin Salih29.37 30 Ayaan Chand29.50 31 Maemo Sebikiri30.51 32 Zinhle Bekker30.90 33 Jefferson Kpanou33.40 Sokomayi MubikayiOnyemeehi OputeIsobo Confidence

Final The final was started on 12 September.

Rank Lane Name Nationality Time Notes 2 Abdelrahman Sameh 23.71 5 Ali Khalafalla 24.10 4 Yusuf Tibazi 24.11 NR 4 6 Ralph Goveia 24.67 5 3 Abeiku Jackson 24.68 6 7 Alaric Basson 24.85 7 1 Bradley Vincent 25.46 8 8 Daniel Francisco 26.00

References