| Juan David Martínez | |
| Fullname: | Juan David Martínez Sánchez |
| Birth Date: | 3 May 2001 |
| Birth Place: | Cali, Colombia |
| Height: | 1.70 m |
| Position: | Forward |
| Youthclubs1: | Cortuluá |
| Years1: | 2017–2019 |
| Clubs1: | Cortuluá |
| Caps1: | 2 |
| Goals1: | 0 |
| Years2: | 2020–2022 |
| Clubs2: | Coritiba B |
| Caps2: | 0 |
| Goals2: | 0 |
| Years3: | 2022–2023 |
| Clubs3: | Fortaleza B |
| Caps3: | 3 |
| Goals3: | 0 |
| Years4: | 2023 |
| Clubs4: | Kukësi |
| Caps4: | 3 |
| Goals4: | 0 |
| Years5: | 2024 |
| Clubs5: | Lorca Deportiva |
| Caps5: | 8 |
| Goals5: | 0 |
| Nationalyears1: | 2017–2019 |
| Nationalteam1: | Colombia U17 |
| Nationalcaps1: | 18 |
| Nationalgoals1: | 2 |
| Pcupdate: | 14 April 2024 |
| Ntupdate: | 28 April 2023 |
Juan David Martínez (born 3 May 2001) is a Colombian football player who plays as forward.