| Francisco Javier Castellón | |
| Birthname: | Guadalupe Francisco Javier Castellón Fonseca |
| Birth Date: | 1960 9, df=yes |
| Birth Place: | Santiago Ixcuintla, Nayarit, Mexico |
| Alma Mater: | Autonomous University of Nayarit |
| Occupation: | Senator |
| Url: | http://www.castellon.org.mx/ |
Guadalupe Francisco Javier Castellón Fonseca (born 21 September 1960) is a Mexican politician affiliated with the Party of the Democratic Revolution. As of 2014 he served as Senator of the LX and LXI Legislatures of the Mexican Congress representing Nayarit.[1]