# Swimming at the 2019 African Games – 4 × 100 metre mixed freestyle relay

The Mixed 4 × 100 metre freestyle relay competition of the 2019 African Games was held on 23 August 2019.

## Records

Prior to the competition, the existing world and championship records were as follows.
| | Team | Time | Location | Date |
| World record | United States | 3:19.40 | Gwangju | 27 July 2019 |
| African record | South Africa | 3:31.38 | Budapest | 29 July 2017 |
| Games record | South Africa | 3:31.56 | Brazzaville | 15 September 2015 |
The following new records were set during this competition.
| Date | Event | Name | Nation | Time | Record |
| 23 August | Final | Douglas Erasmus Ryan Coetzee Emma Chelius Erin Gallagher | South Africa | 3:31.24 | AF, GR |

## Results
### Heats

The heats were started on 23 August at 11:35.
| Rank | Heat | Lane | Nation | Swimmers | Time | Notes |
| 1 | 2 | 7 | South Africa | Carla Antonopoulos (1:01.24) Douglas Erasmus (52.85) Brad Tandy (51.31) Kerryn Herbst (58.59) | 3:43.99 | Q |
| 2 | 2 | 4 | Egypt | Abdelrahman Elaraby (53.19) Amina Elsebelgy (59.29) Ahmed Salem (52.93) Farida Samra (59.18) | 3:44.59 | Q |
| 3 | 1 | 5 | Senegal | El Hadji Adama Niane (52.29) Abdoul Niane (51.95) Jeanne Boutbien (59.52) Sophia Diagne (1:02.72) | 3:46.48 | Q |
| 4 | 2 | 5 | Kenya | Ridhwan Mohamed (53.20) Maria Brunlehner (1:00.77) Emily Muteti (1:02.20) Issa Mohamed (54.00) | 3:50.17 | Q |
| 5 | 1 | 4 | Algeria | Moncef Aymen Balamane (55.68) Ramzi Chouchar (54.69) Hamida Rania Nefsi (1:02.15) Majda Chebaraka (59.19) | 3:51.71 | Q |
| 6 | 1 | 6 | Nigeria | Phillip Adejumo (52.55) Abibat Ogunbanwo (1:02.41) Timipame-ere Akiayefa (1:03.00) Yellow Yeiyah (54.64) | 3:52.60 | Q |
| 7 | 2 | 3 | Morocco | Souhail Hamouchane (53.97) Noura Mana (1:00.41) Lina Khiyara (1:02.98) Merwane El Merini (55.35) | 3:52.71 | Q |
| 8 | 1 | 3 | Zimbabwe | Robyn Lee (1:02.18) Nomvulo Mjimba (1:03.36) Ayman Khatoun (57.51) Peter Wetzlar (55.02) | 3:58.07 | Q, WD |
| 9 | 1 | 2 | Botswana | Kitso Matija (55.87) Naomi Ruele (1:02.97) Caitlin Loo (1:04.92) Adrian Robinson (55.00) | 3:58.76 | Q |
| 10 | 2 | 6 | Angola | Daniel Francisco (54.44) João Duarte (1:00.68) Lia Lima (1:05.72) Catarina Sousa (59.06) | 3:59.90 | |

### Final

The final was started on 23 August.
| Rank | Lane | Nation | Swimmers | Time | Notes |
| | 4 | South Africa | Douglas Erasmus (50.42) Ryan Coetzee (49.74) Emma Chelius (55.87) Erin Gallagher (55.21) | 3:31.24 | AF, GR NR |
| | 5 | Egypt | Mohamed Samy (49.86) Ali Khalafalla (49.75) Amina Elsebelgy (58.27) Farida Osman (56.43) | 3:34.31 | |
| | 2 | Algeria | Mehdi Nazim Benbara (51.69) Jaouad Syoud (50.39) Amel Melih (58.02) Majda Chebaraka (59.72) | 3:39.82 | NR |
| 4 | 3 | Senegal | Abdoul Niane (52.08) El Hadji Adama Niane (51.67) Sophia Diagne (1:01.49) Jeanne Boutbien (58.65) | 3:43.89 | NR |
| 5 | 1 | Morocco | Souhail Hamouchane (52.57) Noura Mana (1:00.57) Lina Khiyara (1:00.63) Merwane El Merini (54.25) | 3:48.02 | NR |
| 6 | 6 | Kenya | Ridhwan Mohamed (52.93) Maria Brunlehner (1:00.25) Emily Muteti (1:01.71) Issa Mohamed (53.43) | 3:48.32 | |
| 7 | 7 | Nigeria | Phillip Adejumo (51.89) Abibat Ogunbanwo (1:01.86) Timipame-ere Akiayefa (1:02.07) Yellow Yeiyah (55.08) | 3:50.90 | NR |
| 8 | 8 | Botswana | Kitso Matija (56.03) Naomi Ruele (1:00.41) Caitlin Loo (1:05.38) Adrian Robinson (55.84) | 3:57.66 | |