| ITF Egypt F3 | 02/04 08:00 | 28 | Pablo Vivero Gonzalez v Karim-Mohamed Maamoun | 3-6,4-6 | |
| ITF Egypt F3 | 02/03 08:00 | 27 | Riccardo Bonadio v Karim-Mohamed Maamoun | 2-6,1-6 | |
| ITF Egypt F3 | 02/02 08:00 | 26 | Patrik Nema v Karim-Mohamed Maamoun | 2-6,6-7 | |
| ITF Egypt F3 | 02/01 08:00 | 25 | Nicolas Uryson v Karim-Mohamed Maamoun | 4-6,2-6 | |
| ITF Egypt F2 | 01/28 08:00 | 28 | Karim-Mohamed Maamoun v Romain Barbosa | 1-6,0-6 | |
| ITF Egypt F2 | 01/27 08:00 | 27 | Pablo Vivero Gonzalez v Karim-Mohamed Maamoun | 7-5,2-6,2-6 | |
| ITF Egypt F2 | 01/26 08:00 | 26 | Lukas Klein v Karim-Mohamed Maamoun | 6-7,2-6 | |
| ITF Egypt F2 | 01/25 08:00 | 25 | Gabor Borsos v Karim-Mohamed Maamoun | 3-6,4-6 | |
| ITF Egypt F1 | 01/22 08:00 | 29 | Aldin Setkic v Karim-Mohamed Maamoun | 6-3,7-5 | |
| ITF Egypt F1 | 01/21 08:00 | 28 | Karim-Mohamed Maamoun v Adrian Bodmer | 6-1,6-1 | |
| ITF Egypt F1 | 01/20 08:00 | 27 | Pablo Vivero Gonzalez v Karim-Mohamed Maamoun | 4-6,2-6 | |
| ITF Egypt F1 | 01/18 09:55 | 25 | Lukas Klein v Karim-Mohamed Maamoun | 6-7,1-6 | |
| ITF Egypt F32 | 11/12 14:00 | 28 | Roman Safiullin v Karim-Mohamed Maamoun | 4-6,6-0,6-3 | |
| ITF Egypt F32 | 11/11 14:00 | 27 | Simeon Rossier v Karim-Mohamed Maamoun | 2-6,2-6 | |
| ITF Egypt F32 | 11/10 15:05 | 26 | Yann Wojcik v Karim-Mohamed Maamoun | 4-6,5-7 | |
| ITF Egypt F32 | 11/09 14:00 | 25 | Filip Duda v Karim-Mohamed Maamoun | 4-6,6-7 | |
| ITF Egypt F31 | 11/04 14:30 | 27 | Michal Schmid v Karim-Mohamed Maamoun | 7-5,7-6 | |
| ITF Egypt F31 | 11/03 14:00 | 26 | Joy Vigani v Karim-Mohamed Maamoun | 1-6,3-6 | |
| ITF Egypt F31 | 11/02 13:55 | 25 | Kevin Lynch v Karim-Mohamed Maamoun | 3-6,2-6 | |
| ITF Nigeria F6 | 10/20 08:30 | 27 | Gianni Mina v Karim-Mohamed Maamoun | Retired | |
| ITF Nigeria F6 | 10/19 09:00 | 26 | Karol Drzewiecki v Karim-Mohamed Maamoun | 6-7,5-7 | |
| ITF Nigeria F6 | 10/18 08:30 | 25 | Benjamin Fumi v Karim-Mohamed Maamoun | 0-6,0-6 | |
| ITF Nigeria F5 | 10/14 09:00 | 28 | Enrique Lopez-Perez v Karim-Mohamed Maamoun | 6-4,6-4 | |
| ITF Nigeria F5 | 10/13 08:30 | 27 | Karim-Mohamed Maamoun v Sylvester Emmanuel | 6-2,5-7,6-1 | |
| ITF Nigeria F5 | 10/12 08:30 | 26 | Karim-Mohamed Maamoun v Edward C-Anefu | Retired | |
| ITF Nigeria F5 | 10/11 09:45 | 25 | Karim-Mohamed Maamoun v Wisdom Na-Adjrago | 6-0,6-1 | |
| ITF Egypt F27 | 10/07 16:00 | 27 | Karim-Mohamed Maamoun v Andrea Vavassori | 5-7,6-4,2-6 | |
| ITF Egypt F27 | 10/06 16:00 | 26 | Karim-Mohamed Maamoun v Kacper Zuk | 6-1,6-3 | |
| ITF Egypt F27 | 10/05 15:55 | 25 | Karim-Mohamed Maamoun v Imran Aswat | 6-1,6-2 | |
| ITF Egypt F25 | 09/21 09:05 | 25 | Karim-Mohamed Maamoun v Peter Goldsteiner | Retired |
Karim-Mohamed Maamoun (born 9 April 1991 in Cairo) is an Egyptian tennis player. Maamoun has a career high ATP singles ranking of 225 achieved on 2 October 2017. Maamoun has represented Egypt at the Davis Cup where he has a W/L record of 17–9.