| Netherlands U21 League | 02/01 10:30 | - | Excelsior Maassluis U21 v Alphense Boys U21 | W | 5-2 | |
| Netherlands U21 League | 01/25 11:45 | - | Spartaan'20 U21 v Excelsior Maassluis U21 | W | 2-3 | |
| Netherlands U21 League | 12/14 10:30 | - | Excelsior Maassluis U21 v Alexandria '66 U21 | L | 1-2 | |
| Netherlands U21 League | 11/23 09:45 | - | Alphense Boys U21 v Excelsior Maassluis U21 | D | 2-2 | |
| Netherlands U21 League | 10/12 09:30 | - | Excelsior Maassluis U21 v Alphense Boys U21 | W | 3-1 | |
| Netherlands U21 League | 09/07 09:30 | - | Excelsior Maassluis U21 v Spartaan'20 U21 | W | 5-0 | |
| Netherlands U21 League | 08/31 10:00 | - | Excelsior Maassluis U21 v Fortuna Sittard U21 | W | 3-1 | |
| Netherlands Youth Cup | 08/24 09:30 | - | Excelsior Maassluis U21 v Hollandia U21 | L | 0-2 | |
| Netherlands U21 League | 05/18 10:30 | - | Excelsior Maassluis U21 v USV Hercules U21 | W | 5-2 | |
| Netherlands U21 League | 04/20 10:42 | - | Excelsior Maassluis U21 v Maastricht U21 | D | 1-1 | |
| Netherlands U21 League | 04/06 10:37 | - | Excelsior Maassluis U21 v Fortuna Sittard U21 | W | 2-0 | |
| Netherlands U21 League | 03/16 10:30 | - | Excelsior Maassluis U21 v HHC Hardenberg U21 | L | 1-2 | |
| Netherlands U21 League | 03/02 11:30 | - | Excelsior Maassluis U21 v Spartaan'20 U21 | D | 3-3 | |
| Netherlands U21 League | 01/20 10:30 | - | Excelsior Maassluis U21 v De Treffers U21 | W | 4-2 | |
| Netherlands U21 League | 11/04 10:30 | - | Excelsior Maassluis U21 v Koninklijke HFC U21 | L | 0-1 | |
| Netherlands U21 League | 05/13 09:30 | - | Excelsior Maassluis U21 v Excelsior U21 | W | 4-0 | |
| Netherlands U21 League | 04/22 09:30 | - | Excelsior Maassluis U21 v Fortuna Sittard U21 | L | 2-3 | |
| Netherlands U21 League | 04/01 10:00 | - | Excelsior Maassluis U21 v Telstar U21 | L | 2-4 | |
| Netherlands U21 League | 03/18 11:30 | - | FC Dordrecht U21 v Excelsior Maassluis U21 | D | 2-2 | |
| Netherlands U21 League | 01/21 11:00 | - | Excelsior Maassluis U21 v Alphense Boys U21 | W | 2-0 | |
| Netherlands U21 League | 01/14 14:00 | - | Excelsior Rotterdam U21 v Excelsior Maassluis U21 | W | 0-2 | |
| Netherlands U21 League | 12/17 14:00 | - | Excelsior Rotterdam U21 v Excelsior Maassluis U21 | D | 2-2 | |
| Netherlands U21 League | 12/03 10:15 | - | Excelsior Maassluis U21 v Alphense Boys U21 | L | 0-1 | |
| Netherlands U21 League | 11/19 10:30 | - | Excelsior Maassluis U21 v AFC U21 | W | 4-3 | |
| Netherlands U21 League | 11/05 11:30 | - | FC Dordrecht U21 v Excelsior Maassluis U21 | W | 1-2 | |
| Netherlands U21 League | 10/29 09:30 | - | Excelsior Maassluis U21 v Cambuur Leeuwarden U21 | L | 0-2 | |
| Netherlands U21 League | 10/22 09:30 | - | Excelsior Maassluis U21 v Excelsior U21 | L | 0-3 | |
| Netherlands U21 League | 10/08 09:30 | - | Excelsior Maassluis U21 v Zeeburgia U21 | W | 2-1 | |
| Netherlands U21 League | 10/01 10:40 | - | AFC U21 v Excelsior Maassluis U21 | W | 0-1 | |
| Netherlands U21 League | 09/17 09:46 | - | Excelsior Maassluis U21 v Heerenveen U21 | W | 3-0 |