Franz Sing boxer
- bouts
- 22
- won
- 6
- lost
- 15
- draw
- 1
- Status
- inactive
- Division
- light heavyweight
- Debut
- 1934-12-09
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- Germany
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1949-09-02 | Anton Frenzel | LW | Eisstadion, Augsburg | LOST KO |
| 1949-07-17 | Fred Lahn | WDDDWL | Jahn Sportplatz, Regensburg | LOST KO |
| 1947-09-19 | Herbert Kade | LLLLLW | Prinzregentstadion, Munich | LOST Technical knockout |
| 1947-03-09 | Leo Hillers | WLWW | Stadthalle, Heidelberg | LOST KO |
| 1938-11-15 | Willy Gurray | LDL | Festhalle, Karlsruhe | DRAW Points |
| 1938-10-28 | Heinz Seidler | WWW | Saalbau Friedrichshain | LOST KO |
| 1937-11-20 | Gotthard Stein | W | Nordostseehalle, Kiel | LOST Points |
| 1937-09-11 | Jean Kreitz | W | Cologne | LOST Technical knockout |
| 1937-06-26 | Arno Przybilski | LLWWLL | Bockbrauerei | LOST KO |
| 1937-03-08 | Hermann Nielsen | LLLDWL | Alberthalle, Leipzig | WIN Technical knockout |
| 1937-02-27 | Nico Droog | LLLWDW | Halle Münsterland, Münster | LOST Technical knockout |
| 1937-01-29 | Walter Mueller | DDWWWW | Spichernsaele | LOST Points |
| 1937-01-04 | Fred Boelck | LWDLLL | Kristallpalast, Leipzig | LOST Points |
| 1936-12-11 | Clemente Meroni | LLLWLL | Zirkus Krone, Munich | LOST Points |
| 1936-10-19 | Franz Hintemann | WLLWWW | Alberthalle, Leipzig | WIN Points |
| 1936-09-18 | Paul Vogel | LLDDLD | Zirkus Krone, Munich | WIN Points |
| 1936-07-03 | Georg Hoelz | debut | Stadthalle, Stuttgart | LOST Points |
| 1936-06-06 | Hein Domgoergen | WLDDDL | Poststadion, Bonn | LOST Points |
| 1936-05-15 | Kurt Zoschke | LWL | Neue Welt, Neukoelln | WIN Points |
| 1935-03-22 | Reinhard Franz | WWDDWL | Munich | LOST Technical knockout |
| 1934-12-14 | Otto Lauer | LDLDLD | Zirkus Krone, Munich | WIN Points |
| 1934-12-09 | Josef Eigelsperger | WDWW | Zirkus Krone, Munich | WIN Points |