| ITF Egypt F33 | 11/20 08:00 | - | Karim-Mohamed Maamoun v Brunner, Pascal | 4-6,4-6 | |
| ITF Egypt F33 | 11/19 08:00 | - | Karim-Mohamed Maamoun v Borella, Filippo | 4-6,6-4,6-1 | |
| ITF Egypt F33 | 10/16 08:00 | - | Salaba, Libor v Karim-Mohamed Maamoun | 6-3,6-2 | |
| ITF Egypt F33 | 06/13 14:00 | - | Karim-Mohamed Maamoun v Florez, Valentin | 6-7,1-6 | |
| ITF Egypt F33 | 06/11 16:30 | - | Karim-Mohamed Maamoun v Mohamed Hatem, Mostafa | 6-0,6-3 | |
| ITF Egypt F20 | 06/05 14:00 | - | Karim-Mohamed Maamoun v Florez, Valentin | 6-7,3-6 | |
| Egypt F19, Singles Qualifying | 05/30 14:00 | - | Sabry, Sherif v Karim-Mohamed Maamoun | 6-1,3-6,6-4 | |
| ITF Egypt F33 | 05/17 09:00 | - | Gigounon, Germain v Karim-Mohamed Maamoun | Retired | |
| ITF Egypt F33 | 05/16 07:30 | - | Grimolizzi, Gaston-Arturo v Karim-Mohamed Maamoun | 2-6,3-6 | |
| ITF Egypt F33 | 05/14 09:00 | - | Rihani, Rached v Karim-Mohamed Maamoun | 0-6,1-6 | |
| ITF Egypt F33 | 05/09 08:00 | - | Gigounon, Germain v Karim-Mohamed Maamoun | 6-3,3-6,6-3 | |
| ITF Egypt F33 | 05/06 07:30 | - | Gennaro, Dante v Karim-Mohamed Maamoun | 4-6,0-6 | |
| ITF Egypt F33 | 04/26 09:30 | - | Petros Chrysochos v Karim-Mohamed Maamoun | 7-6,6-1 | |
| ITF Egypt F33 | 04/25 10:20 | - | Karim-Mohamed Maamoun v Taweel, Issam Haitham | 7-5,4-6,6-3 | |
| ITF Egypt F33 | 04/16 10:10 | - | Karim-Mohamed Maamoun v Yuksel, Anil | 5-7,6-4,6-2 | |
| Coupe Davis | 04/04 13:00 | 1 | Mcgee, James v Karim-Mohamed Maamoun | 6-0,6-3,6-2 | |
| ITF Egypt F9 | 03/13 09:15 | - | Chakrouni, Ayoub v Karim-Mohamed Maamoun | 0-6,6-3,6-4 | |
| ITF Egypt F8 | 03/05 08:00 | - | Karim-Mohamed Maamoun v Shendrit Deari | 3-6,6-3,3-6 | |
| Egypt F7, Singles Qualifying | 02/28 08:00 | - | Giner, Marc v Karim-Mohamed Maamoun | 6-1,7-6 | |
| Egypt F7, Singles Qualifying | 02/25 08:00 | - | Markovic, Goran v Karim-Mohamed Maamoun | 1-6,6-3,1-6 |
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.