Nur Izzuddin bin Mohd Rumsani (born 11 November 1997) is a Malaysian badminton player. He was a silver medalist in the 2024 Asian Championships. Izzuddin was part of the Malaysia winning team in the 2022 Asia Team Championships. He won the 2022 German Open in the men's doubles event partnered with Goh Sze Fei, their first BWF World Tour title. They reached a career-high number 1 in the BWF world ranking on 27 May 2025.
In April, Izzuddin and Goh fell to compatriots Aaron Chia and Soh Wooi Yik at the semi-finals of 2022 Badminton Asia Championships, securing them a bronze medal.
In December, Izzuddin captured the Malaysia International title partnered with Muhammad Haikal.
In December, Izzuddin and Goh finished their extraordinary 2024 season as the runners-up of the BWF World Tour Finals, losing to Kim Astrup and Anders Skaarup Rasmussen of Denmark in the final with a score of 17–21, 21–17, 11–21. Their achievement elevated them to world number 3, the highest ever ranking in their career. With that, they have become the top Malaysian men's doubles pair, taking over Olympic bronze medalists Aaron Chia and Soh Wooi Yik. That achievement also marks them being the first men's doubles pair in Malaysia to reach the final of the BWF World Tour since its establishment in 2018.
2022 | Muntinlupa Sports Complex, Metro Manila, Philippines | Goh Sze Fei | Aaron Chia Soh Wooi Yik | 13–21, 15–21 | Bronze | |
2024 | Ningbo Olympic Sports Center Gymnasium, Ningbo, China | Goh Sze Fei | Liang Weikeng Wang Chang | 17–21, 21–15, 10–21 | Silver |
Men's doubles
2022 | German Open | Super 300 | Goh Sze Fei | Liu Yuchen Ou Xuanyi | 23–21, 16–21, 21–14 | Winner | |
2022 | Swiss Open | Super 300 | Goh Sze Fei | Fajar Alfian Muhammad Rian Ardianto | 18–21, 19–21 | Runner-up | |
2023 | Ruichang China Masters | Super 100 | Muhammad Haikal | Chen Boyang Liu Yi | 16–21, 21–19, 21–23 | Runner-up | |
2023 | U.S. Open | Super 300 | Goh Sze Fei | Lee Fang-chih Lee Fang-jen | 21–9, 21–10 | Winner | |
2023 | Kaohsiung Masters | Super 100 | Goh Sze Fei | Lee Jhe-huei Yang Po-hsuan | 21–14, 21–10 | Winner | |
2023 | Abu Dhabi Masters | Super 100 | Goh Sze Fei | Pharanyu Kaosamaang Worrapol Thongsa-nga | 18–21, 21–17, 21–12 | Winner | |
2024 | Japan Open | Super 750 | Goh Sze Fei | Kang Min-hyuk Seo Seung-jae | 21–19, 21–15 | Winner | |
2024 | China Open | Super 1000 | Goh Sze Fei | He Jiting Ren Xiangyu | 13–21, 21–12, 21–17 | Winner | |
2024 | Arctic Open | Super 500 | Goh Sze Fei | Kim Astrup Anders Skaarup Rasmussen | 15–21, 21–15, 21–19 | Winner | |
2024 | BWF World Tour Finals | World Tour Finals | Goh Sze Fei | Kim Astrup Anders Skaarup Rasmussen | 17–21, 21–17, 11–21 | Runner-up | |
2025 | India Open | Super 750 | Goh Sze Fei | Kim Won-ho Seo Seung-jae | 21–15, 13–21, 21–16 | Winner | |
2025 | Japan Open | Super 750 | Goh Sze Fei | Kim Won-ho Seo Seung-jae | 16–21, 17–21 | Runner-up |
Men's doubles
2017 | Malaysia Masters | Goh Sze Fei | Berry Angriawan Hardianto | 19–21, 12–21 | Runner-up |
2016 | Singapore International | Goh Sze Fei | Danny Bawa Chrisnanta Hendra Wijaya | 21–13, 21–14 | Winner |
2016 | Vietnam International Series | Goh Sze Fei | Đỗ Tuấn Đức Phạm Hồng Nam | 21–17, 19–21, 20–22 | Runner-up |
2016 | Swiss International | Goh Sze Fei | Aaron Chia Wong Wai Jun | 21–18, 21–12 | Winner |
2016 | India International Series | Goh Sze Fei | Satwiksairaj Rankireddy Chirag Shetty | 11–8, 5–11, 11–7, 8–11, 5–11 | Runner-up |
2017 | Malaysia International | Goh Sze Fei | Shia Chun Kang Tan Wee Gieen | 21–19, 21–12 | Winner |
2018 | Tata Open India International | Goh Sze Fei | Arjun M.R. B. Sumeeth Reddy | 10–21, 16–21 | Runner-up |
2022 | Malaysia International | Muhammad Haikal | Goh Boon Zhe Goh Sze Fei | 21–17, 21–16 | Winner |
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