Simon Jansma boxer
- bouts
- 50
- won
- 25
- lost
- 20
- draw
- 5
- Status
- inactive
- Division
- light heavyweight
- Debut
- 1921-10-15
- Height
- -
- Reach
- -
- Age
- -
- Born
- 1898-05-22
- Death
- -
- Nationality
- Netherlands
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1929-01-24 | Emil Scholz | WDWLWD | Spichernsaele | LOST Technical knockout |
| 1928-07-22 | Eddie Ward | debut | Gebouw Prins Hendrik, Zaandam | WIN Technical knockout |
| 1927-11-04 | Johnny Widd | WWW | Lorensbergs Circus, Gothenburg | LOST Technical knockout |
| 1927-02-05 | Johnny Squires | LLLWWW | Town Hall, Johannesburg | LOST KO |
| 1926-07-04 | Willem Westbroek | WWWWWL | Wielerbaan Kralingen, Rotterdam | LOST Technical knockout |
| 1926-05-03 | Huib Brandse | WLWWWL | Algemeen Verkooplokaal, Rotterdam | DRAW Points |
| 1926-04-05 | Rudi Wagener | DWLWLW | Burgackersaal, Duisburg | LOST Technical knockout |
| 1925-12-26 | Marine Bill Trinder | LWLLWL | St George's Market, Belfast | LOST Points |
| 1925-11-02 | Huib Brandse | LWWLWW | Circus Schouwburg, Rotterdam | LOST Technical knockout |
| 1925-09-26 | Rudi Wagener | WLWDWL | Germania Theater, Duisburg | LOST Technical knockout |
| 1925-07-26 | Frans Hendrickx | LWWLL | Gebouw Prins Hendrik, Zaandam | DRAW Points |
| 1925-06-21 | Leon Randol | WLLLLD | Gebouw Prins Hendrik, Zaandam | WIN Points |
| 1925-05-31 | Frank Briscot | LDWLL | Circus Theater, Scheveningen | LOST Points |
| 1925-04-24 | Soren Petersen | WWWWW | Aalborg | LOST KO |
| 1925-02-13 | Soren Petersen | WWW | Circus Schouwburg, Rotterdam | LOST Points |
| 1925-01-10 | Herman van 't Hof | WWWWWW | Gebouw van K&W, Rotterdam | WIN |
| 1924-12-21 | Marine Bill Trinder | WW | Premierland, Whitechapel | LOST Points |
| 1924-12-08 | Fred Tovee | WWWLLL | Hoxton Baths, Hoxton | WIN KO |
| 1924-09-12 | Herman van 't Hof | WWWWWW | Circus Schouwburg, Rotterdam | LOST Technical knockout |
| 1924-08-15 | Willem Westbroek | WLWWWW | Circus Schouwburg, Rotterdam | WIN KO |
| 1924-07-13 | Adolf Seybold | WWWWWL | Wielerbaan, Rotterdam | WIN Points |
| 1924-05-11 | Herman Sjouwerman | WLLLLL | Gebouw Prins Hendrik, Zaandam | WIN Technical knockout |
| 1924-04-28 | Jo Vermeer | WLLL | Haagsche Zoo, Den Haag | WIN KO |
| 1923-11-07 | Frans Hendrickx | WDWWLL | Antwerpen | LOST Points |
| 1923-05-15 | Rudi Wagener | WWWWLW | Sportpalast, Schoeneberg | LOST Technical knockout |
| 1923-03-26 | Daan Holtkamp | DWWLLW | Gebouw van K&W, Den Haag | WIN KO |
| 1923-02-03 | Raymond Bonnel | WWWLLW | Velodrome d'Hiver, Paris | LOST Technical knockout |
| 1922-12-19 | Daan Holtkamp | LDDWWL | Haagsche Zoo, Den Haag | WIN KO |
| 1922-10-13 | Willem Westbroek | WLDLWW | Circus Schouwburg, Rotterdam | LOST Points |
| 1922-08-29 | Hans Breitenstraeter | WWLWWW | Concertgebouw, Amsterdam | LOST KO |
| 1922-07-02 | Frank Briscot | WWWWWW | Amsterdamsche Stadion, Amsterdam | LOST Points |
| 1922-06-18 | Heinrich Dittmann | LLLLLL | Sociëteit De Harmonie, Groningen | WIN KO |
| 1922-05-31 | Sabri Mahir | WWLDD | Theater Carré, Amsterdam | WIN Points |
| 1922-05-14 | Nelis Bisschop | WWDDWD | Luxor Theater, Groningen | DRAW Points |
| 1922-05-13 | Nelis Bisschop | WWWDDW | Luxor Theater, Groningen | DRAW Points |
| 1922-05-11 | Luypaers | LLLLWL | Theater Carré, Amsterdam | WIN KO |
| 1922-05-08 | Jim Harris | LLW | Stadsgehoorzaal, Leiden | WIN Corner retirement |
| 1922-04-13 | Bertus Ahaus | DLWLW | Theater Carré, Amsterdam | WIN Technical knockout |
| 1922-03-31 | Flip Dierijck | WWLW | Circus Schouwburg, Rotterdam | WIN KO |
| 1922-03-24 | van der Acke | debut | Frascati, Amsterdam | WIN KO |
| 1922-03-16 | Walter Buckszun | WLLLWL | Theater Carré, Amsterdam | WIN KO |
| 1922-02-22 | Marinus Krieger | LWDWLL | Theater Carré, Amsterdam | WIN Technical knockout |
| 1922-02-11 | Wilson Forfab | LWLLLD | Musis Sacrum, Arnhem | WIN KO |
| 1922-01-27 | Wim Wiertz | WWLWWL | Frascati, Amsterdam | WIN KO |
| 1922-01-12 | Frans Hendrickx | WDDWDL | Frascati, Amsterdam | WIN Points |
| 1922-01-05 | Marinus Groeneweg | WWLLWL | Frascati, Amsterdam | WIN KO |
| 1921-11-24 | Frans Hendrickx | LLWDDW | Frascati, Amsterdam | DRAW Points |
| 1921-11-10 | Kid Bastin | LL | Frascati, Amsterdam | WIN Points |
| 1921-10-27 | Janus Morelis | WLLLWL | Frascati, Amsterdam | WIN KO |
| 1921-10-15 | Georges Descheemaeker | debut | Frascati, Amsterdam | LOST |