| Guitta | |
| Fullname: | Thiago Mendes Rocha |
| Birth Date: | 11 June 1987 |
| Birth Place: | Ribeirão Pires, São Paulo, Brazil |
| Currentclub: | Ukhta |
| Clubnumber: | 14 |
| Position: | Goalkeeper |
| Youthyears1: | –2007 |
| Youthclubs1: | Intelli |
| Years1: | 2006–2014 |
| Caps1: | 313 |
| Years2: | 2015–2018 |
| Years3: | 2018–2023 |
| Years4: | 2023– |
| Goals4: | 15 |
| Nationalyears1: | 2011– |
Thiago Mendes Rocha (born 11 June 1987), known as Guitta, is a Brazilian futsal player who plays for MFK Ukhta and the Brazilian national futsal team.[1]