| Dorival Thomas | |
| Fullname: | Dorival Thomas Júnior |
| Birth Date: | 1976 4, df=yes |
| Birth Place: | Terra Roxa, Brazil |
| Position: | Defender |
| Currentclub: | Estoril |
| Clubnumber: | 4 |
| Years2: | 1998–2002 |
| Years3: | 2002–2005 |
| Years4: | 2005–2006 |
| Years5: | 2006–2007 |
| Years6: | 2007– |
| Clubs6: | Estoril |
| Caps3: | 32+ (3+) |
| Caps4: | 20 |
| Caps5: | 18 |
| Caps6: | 16 |
| Goals4: | 1 |
| Goals5: | 2 |
| Goals6: | 4 |
Dorival Thomas Júnior (born 6 April 1976) is a Brazilian footballer. He plays for Estoril.