| David Mendoza | |
| Full Name: | David Bernardo Mendoza Ayala |
| Height: | 1.80 m |
| Birth Date: | 1985 5, df=yes |
| Birth Place: | San Ignacio, Misiones, Paraguay |
| Currentclub: | Guaireña |
| Clubnumber: | 4 |
| Position: | Centre back |
| Years1: | 2007–2011 |
| Clubs1: | Cerro Porteño |
| Caps1: | 60 |
| Goals1: | 1 |
| Years2: | 2011 |
| Clubs2: | Rubio Ñu |
| Caps2: | 20 |
| Goals2: | 0 |
| Years3: | 2012–2017 |
| Clubs3: | Nacional |
| Caps3: | 141 |
| Goals3: | 2 |
| Years4: | 2017 |
| Clubs4: | Sportivo Trinidense |
| Caps4: | 37 |
| Goals4: | 2 |
| Years5: | 2018 |
| Clubs5: | Deportivo Lara |
| Caps5: | 19 |
| Goals5: | 3 |
| Years6: | 2019 |
| Clubs6: | General Díaz |
| Caps6: | 31 |
| Goals6: | 1 |
| Years7: | 2020– |
| Clubs7: | Guaireña |
| Caps7: | 8 |
| Goals7: | 0 |
| Pcupdate: | 19:38, 25 May 2020 (UTC) |
David Bernardo Mendoza Ayala (born 10 May 1985), known as David Mendoza, is a Paraguayan football defender who currently plays for Guaireña.