| Arístides Masi | |
| Fullname: | Arístides Nicolás Masi González |
| Birth Date: | 14 February 1977 |
| Birth Place: | Asunción, Paraguay |
| Position: | Forward |
| Years1: | 1997–2005 |
| Clubs1: | Sportivo Luqueño |
| Caps1: | 65 |
| Goals1: | 15 |
| Years2: | 1998 |
| Clubs2: | → S. de América (loan) |
| Caps2: | 8 |
| Goals2: | 0 |
| Years3: | 2000 |
| Clubs3: | → S. Lorenzo (loan) |
| Caps3: | 30 |
| Goals3: | 7 |
| Years4: | 2001–2002 |
| Clubs4: | → Salgueiros (loan) |
| Caps4: | 21 |
| Goals4: | 0 |
| Years5: | 2003 |
| Clubs5: | → Olimpia (loan) |
| Caps5: | 4 |
| Goals5: | 0 |
| Years6: | 2003–2004 |
| Clubs6: | → C. Porteño (loan) |
| Caps6: | 14 |
| Goals6: | 1 |
| Years7: | 2006 |
| Clubs7: | Audax Italiano |
| Caps7: | 30 |
| Goals7: | 5 |
| Nationalyears1: | 2001–2002 |
| Nationalteam1: | Paraguay |
| Nationalcaps1: | 7 |
| Nationalgoals1: | 0 |
| Pcupdate: | 11 January 2022 |
Arístides Nicolás Masi González (born 14 January 1977) is a former Paraguayan footballer who played for clubs in Paraguay, Portugal and Chile.