Jules Mastelynck (Mastelynck Jr.) boxer
- bouts
- 20
- won
- 14
- lost
- 2
- draw
- 4
- Status
- inactive
- Division
- feather
- Debut
- 1934-10-21
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- France
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1939-03-26 | Mamadou N'Diaye | LLWLWW | Auxi-le-Chateau | WIN Technical knockout |
| 1939-02-12 | Raoul Fontaine | DLLWLL | Noeux-les-Mines | WIN Points |
| 1939-01-22 | Paul Ratel | LLLLWL | Auxi-le-Chateau | WIN KO |
| 1938-12-25 | Raoul Fontaine | WLDLLW | Salle Municipal des Fetes, Auxi-le-Chateau | WIN Points |
| 1938-02-06 | Charles Macal | WWWWLW | Auxi-le-Chateau | WIN Points |
| 1937-12-26 | Kid Clotaire | WWLWLW | Auxi-le-Chateau | DRAW Points |
| 1937-11-07 | Antoine Wlodareck | DLLLWL | Auxi-le-Chateau | WIN Points |
| 1937-10-10 | Adolphe Pozienski | DWW | Hersin | DRAW Points |
| 1937-08-22 | Robert Leleu | DLLWLW | Saint-Pol-sur-Ternoise | WIN KO |
| 1937-08-08 | Gustave Dupont | LWWWWL | Auxi-le-Chateau | WIN Points |
| 1937-06-06 | Marcel Genot | LDWWWW | Auxi-le-Chateau | DRAW Points |
| 1937-04-25 | Mamadou N'Diaye | LDWLWW | Auxi-le-Chateau | WIN Points |
| 1937-02-21 | Emile Desmet | LLWLLL | Salle Municipal des Fetes, Auxi-le-Chateau | DRAW Points |
| 1936-12-25 | Robert Leleu | DLDLLW | Auxi-le-Chateau | WIN Technical knockout |
| 1936-08-30 | Abel Albert | WLLLWL | Auxi-le-Chateau | WIN Points |
| 1935-03-10 | Franck Novaky | LWWDDW | Auxi-le-Chateau | WIN Points |
| 1934-11-18 | Benoit Buys | LDWLLW | Auxi-le-Chateau | LOST Technical knockout |
| 1934-10-21 | Gaston Tirloir | WWDWLL | Salle de l'Harmonie, Courrieres | WIN Points |