Dewey Grennan pugile
- combattimenti
- 12
- vinto
- 7
- perduto
- 4
- pareggiare
- 1
- Stato
- inactive
- Divisione
- welterweight
- Debutto
- 1917-03-13
- Altezza
- -
- Arrivare a
- -
- Età
- -
- Nato
- -
- Morte
- -
- Nazionalità
- USA
| Data | Avversario | Ultimi risultati degli avversari | Luogo | Risultato |
|---|---|---|---|---|
| 1922-10-18 | Earl Force | WWWW | Association Club, San Francisco | LOST Points |
| 1922-09-19 | Jimmy Butler | WWLWWL | Arcadia Pavilion, San Francisco | LOST Points |
| 1921-10-28 | Charlie Fitzgerald | WWW | Dreamland Rink, San Francisco | WIN Technical knockout |
| 1921-10-21 | George Ross | WWWWD | Dreamland Rink, San Francisco | DRAW Points |
| 1921-10-07 | Ernie Lundgren | WWDL | Dreamland Rink, San Francisco | LOST Points |
| 1921-09-09 | Mickey O'Donnell | DWLW | Coliseum, San Francisco | WIN Technical knockout |
| 1921-09-02 | Johnny Driscoll | debut | Coliseum, San Francisco | WIN KO |
| 1921-08-08 | Tommy Comiskey | L | Vallejo | LOST Points |
| 1921-07-29 | Tommy West | LWL | Coliseum, San Francisco | WIN Points |
| 1921-07-22 | Jimmy Brady | D | Coliseum, San Francisco | WIN Technical knockout |
| 1917-03-30 | Gene Cline | debut | Dreamland Rink, San Francisco | WIN Points |
| 1917-03-13 | Joe Lynch | L | Valencia Theater, San Francisco | WIN KO |