Koceila Julien Mammeri (; 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 2026 Royal Aria, Gaborone, Botswana Youcef Sabri Medel Chongo Mulenga Kalombo Mulenga 21–16, 21–19 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 2026 Royal Aria, Gaborone, Botswana Tanina Mammeri Caden Kakora Amy Ackerman 21–12, 21–9 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 Luis Enrique Peñalver 14–21, 21–19, 21–16 Gold 2026 Francavilla Sport Hall,Taranto, Italy Youcef Sabri Medel Emre SONMEZ Bugra AKTAS 19–21, 19–21, Silver Mixed doubles Year Venue Partner Opponent Score Result Ref 2026 Palazzetto dello Sport,Francavilla Fontana, Italy Tanina Mammeri Natan Begga Elsa Jacob 21–23, 17–21 Bronze

BWF International Challenge/Series (23 titles, 10 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 2025 Algeria International Youcef Sabri Medel Iljo van Delsen Yaro van Delsen 21–19, 21–18 Winner 2025 Egypt International Youcef Sabri Medel Ashraf Zakaria Ariffin Zakaria 21–5, 21–14 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 2025 Algeria International Tanina Mammeri Nicolas Franconville Julie Franconville 21–15, 21–12 Winner 2025 Egypt International Tanina Mammeri Aymeric Tores Kirsten de Wit 21–16, 21–18 Winner 2026 Cameroon International Tanina Mammeri Dhruv Rawat K. Maneesha 21–23, 17–21 Runner-up BWF International Challenge tournament BWF International Series tournament BWF Future Series tournament

References

External links