# Koceila Mammeri

Koceila Julien Mammeri (Arabic: كسيلة جوليان معمري; born 23 February 1999) is a badminton player who trained at the Oullins club in France. Born in France, he represents Algeria internationally. In the junior event, he was the third place at the Portugal International tournament in the boys' doubles event. He won gold medals at the 2017, 2019, 2020, 2021 and 2022 African Championships for men's doubles with his partner Youcef Sabri Medel, and in 2018 and 2019 for mixed doubles with Linda Mazri, and also in 2021 and 2022 for mixed doubles with Tanina Mammeri. He claimed the mixed doubles gold medals at the 2019 African Games with Mazri and in 2023 with Tanina Mammeri.
Partnered with her sister Tanina Mammeri, the duo competed at the 2024 Summer Olympics.

## Achievements
### African Games

Men's doubles
| Year | Venue | Partner | Opponent | Score | Result |
| 2023 | Borteyman Sports Complex, Accra, Ghana | Youcef Sabri Medel | Godwin Olofua Anuoluwapo Juwon Opeyori | 21–6, 21–15 | Gold |
Mixed doubles
| Year | Venue | Partner | Opponent | Score | Result |
| 2019 | Ain Chock Indoor Sports Center, Casablanca, Morocco | Linda Mazri | Adham Hatem Elgamal Doha Hany | 21–19, 21–16 | Gold |
| 2023 | Borteyman Sports Complex, Accra, Ghana | Tanina Mammeri | Adham Hatem Elgamal Doha Hany | 21–11, 21–15 | Gold |

### African Championships

Men's doubles
| Year | Venue | Partner | Opponent | Score | Result |
| 2017 | John Barrable Hall, Benoni, South Africa | Youcef Sabri Medel | Andries Malan James Hilton Mcmanus | 13–21, 21–19, 21–9 | Gold |
| 2018 | Salle OMS Harcha Hacéne, Algiers, Algeria | Youcef Sabri Medel | Mohamed Abderrahime Belarbi Adel Hamek | 18–21, 22–20, 18–21 | Silver |
| 2019 | Alfred Diete-Spiff Centre, Port Harcourt, Nigeria | Youcef Sabri Medel | Enejoh Abah Isaac Minaphee | 21–18, 21–17 | Gold |
| 2020 | Cairo Stadium Hall 2, Cairo, Egypt | Youcef Sabri Medel | Aatish Lubah Julien Paul | 19–21, 21–14, 24–22 | Gold |
| 2021 | MTN Arena, Kampala, Uganda | Youcef Sabri Medel | Abdelrahman Abdelhakim Ahmed Salah | 21–16, 21–13 | Gold |
| 2022 | Lugogo Arena, Kampala, Uganda | Youcef Sabri Medel | Adham Hatem Elgamal Ahmed Salah | 21–23, 21–19, 21–18 | Gold |
| 2023 | John Barrable Hall, Benoni, South Africa | Youcef Sabri Medel | Jarred Elliott Robert Summers | 21–12, 18–21, 19–21 | Bronze |
| 2024 | Cairo Stadium Indoor Halls Complex, Cairo, Egypt | Youcef Sabri Medel | Nusa Momoh Godwin Olofua | 21–12, 21–8 | Gold |
| 2025 | Gymnase de Japoma, Douala, Cameroon | Youcef Sabri Medel | Jean Bernard Bongout Julien Paul | 21–19, 21–9 | Gold |
Mixed doubles
| Year | Venue | Partner | Opponent | Score | Result |
| 2018 | Salle OMS Harcha Hacéne, Algiers, Algeria | Linda Mazri | Enejoh Abah Peace Orji | 21–17, 15–21, 21–12 | Gold |
| 2019 | Alfred Diete-Spiff Centre, Port Harcourt, Nigeria | Linda Mazri | Enejoh Abah Peace Orji | 15–21, 21–16, 21–18 | Gold |
| 2020 | Cairo Stadium Hall 2, Cairo, Egypt | Linda Mazri | Adham Hatem Elgamal Doha Hany | 13–21, 21–18, 19–21 | Silver |
| 2021 | MTN Arena, Kampala, Uganda | Tanina Mammeri | Adham Hatem Elgamal Doha Hany | 21–10, 21–7 | Gold |
| 2022 | Lugogo Arena, Kampala, Uganda | Tanina Mammeri | Jarred Elliott Amy Ackerman | 21–13, 21–14 | Gold |
| 2023 | John Barrable Hall, Benoni, South Africa | Tanina Mammeri | Adham Hatem Elgamal Doha Hany | 21–15, 21–13 | Gold |
| 2024 | Cairo Stadium Indoor Halls Complex, Cairo, Egypt | Tanina Mammeri | Adham Hatem Elgamal Doha Hany | 21–23, 21–16, 21–11 | Gold |
| 2025 | Gymnase de Japoma, Douala, Cameroon | Tanina Mammeri | Adham Hatem Elgamal Doha Hany | Walkover | Gold |

### Mediterranean Games

Men's doubles
| Year | Venue | Partner | Opponent | Score | Result | Ref |
| 2022 | Multipurpose Omnisports Hall, Oued Tlélat, Algeria | Youcef Sabri Medel | Pablo Abián Luís Enrique Peñalver | 14–21, 21–19, 21–16 | Gold | |

### BWF International Challenge/Series (19 titles, 9 runners-up)

Men's doubles
| Year | Tournament | Partner | Opponent | Score | Result |
| 2019 | Kenya International | Youcef Sabri Medel | Aatish Lubah Julien Paul | 14–21, 22–20, 21–18 | Winner |
| 2019 | Egypt International | Youcef Sabri Medel | Paweł Pietryja Jan Rudziński | 21–19, 24–22 | Winner |
| 2019 | Algeria International | Youcef Sabri Medel | Paweł Pietryja Jan Rudziński | 21–16, 21–16 | Winner |
| 2019 | Zambia International | Youcef Sabri Medel | Adham Hatem Elgamal Ahmed Salah | 22–20, 19–21, 14–21 | Runner-up |
| 2019 | South Africa International | Youcef Sabri Medel | Adham Hatem Elgamal Ahmed Salah | 21–17, 21–17 | Winner |
| 2021 | Peru International | Youcef Sabri Medel | Aníbal Marroquín Jonathan Solís | 21–18, 21–15 | Winner |
| 2023 | Brazil International | Youcef Sabri Medel | Fabrício Farias Davi Silva | 21–16, 21–18 | Winner |
| 2023 | Cameroon International | Youcef Sabri Medel | P.S Ravikrishna Sankar Prasad Udayakumar | 12–21, 19–21 | Runner-up |
| 2023 | Lagos International | Youcef Sabri Medel | P.S Ravikrishna Sankar Prasad Udayakumar | 15–21, 14–21 | Runner-up |
| 2023 | Algeria International | Youcef Sabri Medel | Mohamed Abderrahime Belarbi Adel Hamek | 21–13, 27–25 | Winner |
| 2023 | Guatemala International | Youcef Sabri Medel | Job Castillo Luis Montoya | 18–21, 17–21 | Runner-up |
| 2023 | Zambia International | Youcef Sabri Medel | Keane Chok Andy Kok | 21–11, 15–21, 21–13 | Winner |
| 2024 | Egypt International | Youcef Sabri Medel | Kittisak Namdash Samatcha Tovannakasem | 21–13, 18–21, 13–21 | Runner-up |
| 2024 | Algeria International | Youcef Sabri Medel | Nithin H. V. Venkata Harsha Veeramreddy | 11–21, 21–9, 23–21 | Winner |
Mixed doubles
| Year | Tournament | Partner | Opponent | Score | Result |
| 2022 | Uganda International | Tanina Mammeri | Senthil Vel Govindarasu Venosha Radhakrishnan | 19–21, 21–18, 22–20 | Winner |
| 2022 | Maldives International | Tanina Mammeri | Rohan Kapoor N. Sikki Reddy | 16–21, 18–21 | Runner-up |
| 2023 | Santo Domingo Open | Tanina Mammeri | Luis Montoya Miriam Rodríguez | 21–13, 21–19 | Winner |
| 2023 | Mauritius International | Tanina Mammeri | Hariharan Amsakarunan Varshini Viswanath Sri | 16–21, 17–21 | Runner-up |
| 2023 | Réunion Open | Tanina Mammeri | Hariharan Amsakarunan Varshini Viswanath Sri | 21–19, 21–14 | Winner |
| 2023 | Brazil International | Tanina Mammeri | Davi Silva Sania Lima | 12–21, 15–21 | Runner-up |
| 2023 | Cameroon International | Tanina Mammeri | Miha Ivančič Petra Polanc | 21–17, 21–17 | Winner |
| 2023 | Uganda International | Tanina Mammeri | Caden Kakora Johanita Scholtz | 21–17, 21–18 | Winner |
| 2023 | Egypt International | Tanina Mammeri | Jones Ralfy Jansen Julia Meyer | 19–21, 18–21 | Runner-up |
| 2023 | Algeria International | Tanina Mammeri | Hugo Chanthakesone Leila Zarrouk | 21–12, 21–6 | Winner |
| 2023 | Guatemala International | Tanina Mammeri | Luis Montoya Miriam Rodríguez | 21–17, 16–21, 21–19 | Winner |
| 2023 | Zambia International | Tanina Mammeri | Melvin Appiah Vilina Appiah | 21–5, 21–13 | Winner |
| 2024 | Egypt International | Tanina Mammeri | Bokka Navaneeth Ritika Thaker | 23–21, 21–17 | Winner |
| 2024 | Algeria International | Tanina Mammeri | Bruno Carvalho Mariana Paiva | 21–17, 21–11 | Winner |
    BWF International Challenge tournament
    BWF International Series tournament
    BWF Future Series tournament