Mario Lenzi boxer
- bouts
- 41
- won
- 17
- lost
- 16
- draw
- 8
- Status
- inactive
- Division
- heavyweight
- Debut
- 1931-03-22
- Height
- -
- Reach
- -
- Age
- -
- Born
- 1900-04-27
- Death
- -
- Nationality
- Italy
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1946-05-01 | Hoskins | debut | Livorno | DRAW Points |
| 1945-09-29 | Gino Buonvino | LLDLDD | Livorno | DRAW Points |
| 1938-01-08 | Brasilino Fino | WWWWWW | Estadio Brasil, Río de Janeiro | LOST Points |
| 1935-11-23 | Sante De Leo | DLLW | Tripoli | LOST Points |
| 1935-09-21 | Innocente Baiguera | WLWWLW | Livorno | LOST Points |
| 1935-09-01 | Pietro Drigo | WLLWWL | Bastia | WIN Technical knockout |
| 1935-05-30 | Vittorio Livan | WDWLLW | Livorno | WIN Points |
| 1935-05-14 | Rinaldo Paris | DLLLWL | Livorno | WIN Points |
| 1935-03-24 | Vincenz Hower | LWWLWW | Neue Welt | LOST KO |
| 1935-02-28 | Primo Brunelli | LW | Livorno | WIN Points |
| 1935-01-10 | Rodolfo Valenti | DWLLLL | Livorno | WIN Points |
| 1934-10-18 | Salvatore Zaetta | WWLLLL | Politeama, Livorno | WIN Technical knockout |
| 1934-05-19 | Oscar Davidson | LWLWWL | Teatro Casino Antarctica, Sao Paulo | LOST Points |
| 1934-04-18 | Antonio Rodrigues | DWLLDL | Estadio Riachuelo, Río de Janeiro | LOST Points |
| 1934-03-15 | Joe Zeman | WLLWWW | Estadio Riachuelo, Río de Janeiro | LOST Points |
| 1934-02-15 | Gomes | debut | Santos | WIN KO |
| 1934-02-01 | Jose Santa | WLLWWW | Estadio Brasil, Río de Janeiro | WIN Points |
| 1934-01-05 | Arturo Godoy | WWWWWW | Club Atletico River Plate, Buenos Aires | LOST KO |
| 1933-09-25 | Presidio Pavesi | DLDLWL | Politeama, Livorno | LOST Points |
| 1933-08-03 | Michele Bonaglia | LWDLWW | Arena del Casini dell Ardenza, Livorno | DRAW Points |
| 1933-05-09 | Gino Rossi | LLWWL | Piacenza | LOST Points |
| 1933-04-29 | Rodolfo Valenti | W | Bologna | DRAW Points |
| 1933-03-09 | Emilio Bernasconi | WWWWLD | Politeama, Livorno | WIN Technical knockout |
| 1932-11-26 | Roberto Roberti | WLLLLW | Livorno | WIN Points |
| 1932-11-19 | Merlo Preciso | WLWWWW | Cuneo | LOST Points |
| 1932-11-08 | Salvatore Zaetta | WWLLWL | Cinema Excelsior, Torino | DRAW Points |
| 1932-10-15 | Vittorio Livan | LLLWWW | Palazzo del Ghiaccio, Milan | LOST Points |
| 1932-09-30 | Presidio Pavesi | LLDLLD | Teatro Lirico, Milan | DRAW Points |
| 1932-06-06 | Luigi Sciutto | WDWD | Livorno | WIN Points |
| 1932-04-30 | Primo Ubaldo | WLLLWW | Roma | LOST Points |
| 1932-04-07 | Emilio Bernasconi | LLLWLL | Livorno | WIN Points |
| 1932-03-15 | Ernesto Baggiani | LWLWLL | Florence | WIN KO |
| 1932-02-28 | Merlo Preciso | WLLWLW | Palazzo dello Sport (Pad. 3 Fiera), Milan | LOST Points |
| 1932-01-28 | Primo Ubaldo | LWLLLW | Livorno | LOST Points |
| 1932-01-03 | Dorando Rivara | LWWLWW | Palazzo dello Sport (Pad. 3 Fiera), Milan | WIN Points |
| 1931-12-02 | Gustave Limousin | LWWWWL | Palais des Sports, Brussels | LOST Points |
| 1931-11-24 | Janos Micsiczak | LWLDDL | Central Sporting Club, Paris | WIN Points |
| 1931-07-19 | Epifanio Islas | LLWLWD | Livorno | DRAW Points |
| 1931-06-10 | Alberto Dacco' | LLLLDL | Livorno | WIN Technical knockout |
| 1931-04-15 | Raimondo Marigliano | L | Livorno | WIN Technical knockout |
| 1931-03-22 | Bob Youssef | LDLWWW | Stade Municipal, Algiers | DRAW Points |