Marcelo "Grilo" Alfaya
| First Name : | Marcelo |
| Last name : | Alfaya |
| Nickname : | Grilo |
| Height : | 5'9" (181cm) |
| Weight : | 170 lbs (77 kg) |
| Birth Date : | 1979-12-19 |
| Country : | Brazil |
| Record : | 10 - 5 - 0 (Wins - Losses - Draws) |
| Wins : |
1 TKO (Punches) (10%) 3 Decision (Unanimous) (30%) 1 No Contest (10%) 2 Submission (Armbar) (20%) 1 Submission (Rear Naked Choke) (10%) 1 KO (Punch) (10%) 1 Submission (Strikes) (10%) |
| Losses : |
2 Decision (Unanimous) (40%) 1 KO (Punch) (20%) 1 Decision (20%) 1 TKO (Punches) (20%) |
| Association : | Team Nogueira |
| Match Stats | ||||||
| Result | Opponent | Method | Event Title | Date | Round | Time |
| Lost | Jake Ellenberger | KO (Punch) | BFC - Bellator Fighting Championships 9 | Jun 12, 2009 | 1 | 0:42 Sec |
| Win | Joey Gorczynski | TKO (Punches) | BFC - Bellator Fighting Championships 3 | Apr 17, 2009 | 1 | 1:32 Sec |
| Win | Aloisio Freitas Neto | Decision (Unanimous) | RC 4 - Roraima Combat 4 | Mar 9, 2008 | 3 | 5:00 Sec |
| Lost | Cassiano Tytschyo | Decision (Unanimous) | MTL - Final | Nov 10, 2007 | 3 | 5:00 Sec |
| Lost | Marcos Rodriguez | TKO (Punches) | MF 5 - Minotauro Fights 5 | Dec 9, 2006 | 1 | 1:30 Sec |
| Win | Lourenco Filho | Decision (Unanimous) | EF 2 - Estancia Fight 2 | May 28, 2006 | 3 | 5:00 Sec |
| Win | Luis Arthur Cane | No Contest | CBVT - Campeonato Brasileiro de Vale-Tudo | Nov 5, 2005 | 1 | |
| Lost | Dinarte Silva | Decision | FFR 1 - Fight for Respect 1 | Oct 15, 2005 | 0 | |
| Win | Pierre Guillet | Submission (Strikes) | Shooto - Switzerland 1 | Feb 26, 2004 | 3 | 3:00 Sec |
| Win | Jose Ricardo | Decision (Unanimous) | BSF - Brazil Super Fight | Sep 19, 2003 | 3 | 5:00 Sec |
| Win | Luiz Claudio das Dores | KO (Punch) | Meca 9 - Meca World Vale Tudo 9 | Aug 1, 2003 | 2 | 4:29 Sec |
| Win | Rafles la Rose | Submission (Armbar) | Shooto Holland - On Tour | Dec 7, 2002 | 1 | 0:47 Sec |
| Lost | Silmar Rodrigo | Decision (Unanimous) | BCN 1 - Bitetti Combat Nordeste 1 | Nov 28, 2002 | 3 | 5:00 Sec |
| Win | Joao Silva | Submission (Rear Naked Choke) | GF - Guaiba Fight | Mar 23, 2002 | 2 | |
| Win | Rodrigo Capoeira | Submission (Armbar) | GF - Guaiba Fight | Mar 23, 2002 | 1 | |