M. Boel: every club managed, most recently Feyenoord U21, 54 matches in the dugout. Appointment dates, records and the squads behind each spell. Record to 2025-05-09.
| Club | From | To | Games | W-D-L |
|---|---|---|---|---|
| Feyenoord U21 | 2024-08-31 | 2025-02-08 | 3 | — |
| FC Dordrecht | 2024-08-09 | 2025-05-09 | 51 | — |