Otto Gronau boxer
- bouts
- 24
- won
- 10
- lost
- 11
- draw
- 3
- Status
- inactive
- Division
- middleweight
- Debut
- 1947-06-29
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- Germany
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1949-12-02 | Reimund Streicher | DDLLL | Stadtpark, Eschwege | DRAW Points |
| 1949-11-06 | Werner Munch | WDLLLL | Quartermaster School, Darmstadt | LOST |
| 1949-07-23 | Reimund Streicher | debut | Stadthalle, Braunschweig | DRAW Points |
| 1948-07-31 | Rolf Diekmann | WDLWWW | Planten un Blomen Freiluftarena | LOST Points |
| 1948-03-26 | Alfred Radlewski | WD | Trillke Werke, Hildesheim | LOST Technical knockout |
| 1948-03-21 | Hans Baumann | WWWWWW | Zirkus Williams, Düsseldorf | LOST Points |
| 1948-03-07 | Otto Hentrich | DLWDWD | Neue Welt, Neukoelln | LOST KO |
| 1948-02-29 | Erich Campe | WLDLLL | Thueringenhalle, Erfurt | DRAW Points |
| 1948-01-25 | Alfred Makefka | WWWDL | Alu-Palast, Hannover | WIN Points |
| 1948-01-18 | Erich Puhlmann | WDWWWW | Neue Welt, Neukoelln | LOST KO |
| 1947-12-13 | Kurt Jagals | LLWDLL | Trillke Werke, Hildesheim | WIN KO |
| 1947-12-07 | Julius Wiltraut | LLLLLL | Sporthalle auf dem Messegelaende | WIN Points |
| 1947-11-30 | Erwin Kreisch | WWWDLL | Alu-Palast, Hannover | WIN Points |
| 1947-10-26 | Hans Krutsch | WWWWWL | Radrennbahn im Cologne Stadion, Cologne | LOST Points |
| 1947-10-18 | Emil Koenig | LWDDLL | Radrennbahn, Hannover | WIN Points |
| 1947-10-10 | Heinz Jakobsohn | LWWWWD | Prinzregentstadion, Munich | LOST |
| 1947-10-05 | Erwin Bruch | WWWDLL | Fellbacher Stadthalle, Fellbach | LOST Points |
| 1947-09-19 | Hermann Klintz | DWDLLL | Prinzregentstadion, Munich | WIN Points |
| 1947-08-31 | Herbert Rottermund | LWWWWL | Kurt Wabbel Stadion, Halle | WIN Points |
| 1947-08-24 | Erich Priess | WWLDLW | Hangar der Luftwaffe, Norderney | LOST Points |
| 1947-08-16 | Erwin Kreisch | LWLW | Radrennbahn, Hannover | LOST KO |
| 1947-08-10 | Peter Drekopf | LLLLLL | Zirkus Hoppe, Frankfurt | WIN Technical knockout |
| 1947-07-27 | Felix Puchalski | WDWLLL | Radrennbahn, Hannover | WIN Points |
| 1947-06-29 | Kurt Kremser | LLLW | Sportplatz an der Friedenstrasse, Wilhelmshaven | WIN KO |