| ITF Egypt F10 | 03/25 08:00 | 27 | Karim-Mohamed Maamoun v Andrea Vavassori | 6-4,7-6 | |
| ITF Egypt F10 | 03/24 09:20 | 26 | Karim-Mohamed Maamoun v Youssef Hossam | 6-1,6-2 | |
| ITF Egypt F10 | 03/23 08:00 | 25 | Karim-Mohamed Maamoun v Karol Drzewiecki | 6-2,6-3 | |
| ITF Egypt F9 | 03/19 10:20 | 28 | Karim-Mohamed Maamoun v Laurent Rochette | 5-7,4-6 | |
| ITF Egypt F9 | 03/18 08:00 | 27 | Karim-Mohamed Maamoun v Sebastian Ofner | 6-2,5-7,6-4 | |
| ITF Egypt F9 | 03/17 08:00 | 26 | Karim-Mohamed Maamoun v Alexandre Muller | 6-2,6-4 | |
| ITF Egypt F9 | 03/16 09:10 | 25 | Karim-Mohamed Maamoun v Matthias Wunner | 7-5,1-6,6-4 | |
| Puchar Davisa | 03/04 09:00 | - | Karim-Mohamed Maamoun v Egor Gerasimov | 2-6,3-6,1-6 | |
| ITF Egypt F6 | 02/26 08:00 | 27 | Karim-Mohamed Maamoun v Marko Tepavac | 6-7,4-6 | |
| ITF Egypt F6 | 02/25 09:30 | 26 | Karim-Mohamed Maamoun v Francesco Garzelli | 6-4,6-0 | |
| ITF Egypt F6 | 02/24 10:00 | 25 | Karim-Mohamed Maamoun v Joshua Luck | Retired | |
| ITF Egypt F5 | 02/20 08:00 | 28 | Antonio Massara v Karim-Mohamed Maamoun | 6-4,4-6,7-5 | |
| ITF Egypt F5 | 02/19 08:00 | 27 | Karim-Mohamed Maamoun v Matteo Fago | 4-6,6-2,7-6 | |
| ITF Egypt F5 | 02/18 08:00 | 26 | Karim-Mohamed Maamoun v Filip Duda | 6-4,6-1 | |
| ITF Egypt F5 | 02/16 08:00 | 25 | Karim-Mohamed Maamoun v Ilija Vucic | 6-2,6-2 | |
| ITF Egypt F4 | 02/12 08:00 | 27 | Nikola Milojevic v Karim-Mohamed Maamoun | 6-1,7-6 | |
| ITF Egypt F4 | 02/11 08:00 | 26 | Tomas Papik v Karim-Mohamed Maamoun | 1-6,4-6 | |
| ITF Egypt F4 | 02/10 08:00 | 25 | Socrates Leon Tsoronis v Karim-Mohamed Maamoun | 2-6,1-6 | |
| ITF Egypt F3 | 02/07 08:00 | 29 | Nikola Milojevic v Karim-Mohamed Maamoun | 6-7,6-2,4-6 | |
| ITF Egypt F3 | 02/06 08:00 | 28 | Karim-Mohamed Maamoun v Lloyd Harris | 6-2,6-1 | |
| ITF Egypt F3 | 02/05 08:00 | 27 | Karim-Mohamed Maamoun v Liang-Chi Huang | 6-4,6-2 | |
| ITF Egypt F3 | 02/04 09:45 | 26 | Karim-Mohamed Maamoun v Vit Kopriva | 6-3,6-1 | |
| ITF Egypt F3 | 02/03 08:00 | 25 | Karim-Mohamed Maamoun v Denis Yevseyev | 6-3,6-3 | |
| ITF Egypt F33 | 11/14 12:30 | 28 | Marko Tepavac v Karim-Mohamed Maamoun | 6-3,6-2 | |
| ITF Egypt F33 | 11/13 12:30 | 27 | Karim-Mohamed Maamoun v Vaclav Safranek | 6-3,6-4 | |
| ITF Egypt F33 | 11/12 12:30 | 26 | Karim-Mohamed Maamoun v Marek Jaloviec | 6-3,7-6 | |
| ITF Egypt F33 | 11/11 12:30 | 25 | Karim-Mohamed Maamoun v Victor Poncelet | 6-4,6-0 | |
| ITF Egypt F33 | 11/04 12:30 | 25 | Alexander Jhun v Karim-Mohamed Maamoun | 3-6,6-2,6-4 | |
| Puchar Davisa | 10/26 08:00 | - | Karim-Mohamed Maamoun v Franco Mata | 6-1,6-1 | |
| ITF Egypt F33 | 10/08 14:00 | 26 | Karim-Mohamed Maamoun v Jonny O'Mara | 7-6,3-6,4-6 |
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.