Gus Jannsen (Bölja) boxer
- bouts
- 12
- won
- 5
- lost
- 7
- draw
- 0
- Status
- inactive
- Division
- welterweight
- Debut
- 1947-08-18
- Height
- -
- Reach
- -
- Age
- 61
- Born
- 1922-03-17
- Death
- 1983-12-25
- Nationality
- Sweden
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| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1948-12-04 | Frank Clarke | LLWWWW | West Melbourne Stadium, Melbourne | LOST Points |
| 1948-09-25 | Jackie Daniels | WLLDWW | West Melbourne Stadium, Melbourne | LOST Technical knockout |
| 1948-09-17 | Don Luff | WWWWLW | Perth | LOST KO |
| 1948-08-28 | Jackie Daniels | DWLLDW | West Melbourne Stadium, Melbourne | LOST Points |
| 1948-07-02 | George Sands | WDWWWW | Perth | WIN Points |
| 1948-06-25 | Harry Jackson | W | Perth | WIN Points |
| 1948-02-18 | Terry Carroll | WDWWWW | Adelaide | LOST KO |
| 1947-12-19 | Alex Buxton | WWWLWW | W.A.C.A.Grounds, Perth | LOST Points |
| 1947-11-24 | Don Luff | LWWWWL | Unity Stadium, Perth | LOST Points |
| 1947-10-13 | Don Luff | WLWWWW | Unity Stadium, Perth | WIN Points |
| 1947-09-26 | Frank Fishy Taylor | WLLLWL | Unity Stadium, Perth | WIN KO |
| 1947-08-18 | Vic Florence | debut | Maylands Town Hall, Maylands | WIN Technical knockout |
