| Alfonso Luna | |
| Fullname: | Alfonso Luna Islas |
| Birth Date: | 1990 1, df=yes |
| Birth Place: | Metepec, Hidalgo, Mexico |
| Position: | Defender |
| Currentclub: | Oaxaca |
| Clubnumber: | 6 |
| Youthyears1: | 2007–2011 |
| Youthclubs1: | UNAM |
| Youthyears2: | 2011–2013 |
| Youthclubs2: | Atlante |
| Years1: | 2011–2020 |
| Clubs1: | Atlante |
| Caps1: | 116 |
| Goals1: | 1 |
| Years2: | 2013–2014 |
| Clubs2: | → Atlético Coatzacoalcos (loan) |
| Caps2: | 34 |
| Goals2: | 2 |
| Years3: | 2020 |
| Clubs3: | Querétaro |
| Caps3: | 13 |
| Goals3: | 0 |
| Years4: | 2021–2023 |
| Clubs4: | Venados |
| Caps4: | 46 |
| Goals4: | 2 |
| Years5: | 2024– |
| Clubs5: | Oaxaca |
| Caps5: | 0 |
| Goals5: | 0 |
| Club-Update: | 24 April 2022 |
Alfonso Luna Islas (born 23 January 1990) is a Mexican professional footballer who plays as a defender for Venados.