| Aldair Mengual | |
| Fullname: | Aldair Mengual Ortega |
| Birth Date: | 1997 5, df=yes |
| Birth Place: | Benito Juárez, Quintana Roo, Mexico |
| Position: | Defender |
| Currentclub: | Durango |
| Youthyears1: | 2012–2016 |
| Youthclubs1: | Tigrillos de Chetumal |
| Years1: | 2016–2017 |
| Clubs1: | Tapachula |
| Caps1: | 4 |
| Goals1: | 0 |
| Years2: | 2017 |
| Clubs2: | Tuxtla |
| Caps2: | 3 |
| Goals2: | 0 |
| Years3: | 2018–2019 |
| Clubs3: | Atlante |
| Caps3: | 15 |
| Goals3: | 0 |
| Years4: | 2020–2022 |
| Clubs4: | Sonora |
| Caps4: | 51 |
| Goals4: | 3 |
| Years5: | 2023– |
| Clubs5: | Durango |
| Club-Update: | 2 August 2023 |
Aldair Mengual Ortega (born 2 May 1997) is a Mexican professional footballer who plays as a defender.[1]