Record of Jens Oso(Jon0so)
| Won | 1659 | Lost | 1491 | Ko's | 1588 | Draw | 18 | Winning streak | -2 |
Fights
| # | Opponent | Result | Date | Event |
| 3148 | Maxie |
TKOby2 |
2011-11-28 | |
| 3147 | Maxie |
KOby1 |
2011-11-28 | |
| 3146 | Maxie |
KO2 |
2011-11-28 | |
| 3145 | Ronnies Back |
TKO3 |
2011-11-07 | |
| 3144 | joel casamyor |
TKOby6 |
2011-03-20 | |
| 3143 | guzajlo |
W4 |
2011-03-20 | |
| 3142 | contepomi |
KO1 |
2011-03-20 | |
| 3141 | Carlos Monzon |
TKO7 |
2011-03-20 | |
| 3140 | contepomi |
KO1 |
2011-03-20 | |
| 3139 | contepomi |
KO3 |
2011-03-20 | |
| 3138 | contepomi |
KO2 |
2011-03-20 | |
| 3137 | Carlos Monzon |
W8 |
2011-03-19 | |
| 3136 | Carlos Monzon |
W6 |
2011-03-18 | |
| 3135 | popeye |
TKOby3 |
2011-03-18 | |
| 3134 | Unstoppable |
KOby4 |
2011-03-18 | |
| 3133 | Maxie |
TKO7 |
2011-03-04 | |
| 3132 | Maxie |
KO1 |
2011-03-04 | |
| 3131 | Maxie |
KO1 |
2011-03-04 | |
| 3130 | Emile Griffith |
KOby1 |
2011-03-01 | |
| 3129 | Emile Griffith |
KOby1 |
2011-03-01 | |
| 3128 | Emile Griffith |
KOby2 |
2011-03-01 |
Title History
| Rank | Won title | Defenses | lost title | Attempts | Retained by draw | Won | Lost | Draw | Ko's | koBy |
| OBA | 1 | 1 | 1 | 4 | 0 | 2 | 5 | 0 | 2 | 5 |
| OBC | 0 | 0 | 0 | 11 | 0 | 0 | 11 | 0 | 0 | 11 |
| OBF | 2 | 1 | 2 | 6 | 0 | 3 | 8 | 0 | 3 | 8 |
| OBW | 0 | 0 | 0 | 7 | 0 | 0 | 7 | 0 | 0 | 7 |
| Tournament | 0 | 0 | 0 | 2 | 0 | 0 | 2 | 0 | 0 | 2 |