_Francisco RODRIQUEZ ____
                                                          | (1830 - 1900)           
                              _Santos RODRIQUEZ __________|
                             | (1873 - 1935)              |
                             |                            |_Maria Alvina VEGA ______
                             |                              (1846 - 1910)           
 _Gilberto Tamez RODRIQUEZ __|
| (1906 - 1984) m 1928       |
|                            |                             _Jose Guadalupe TAMEZ ___
|                            |                            | (1851 - 1943)           
|                            |_Marie Teresa Rangel TAMEZ _|
|                              (1884 - 1974)              |
|                                                         |_Maria Villa DEL CARMEN _
|                                                           (1859 - ....)           
|
|--Irene Costilla RODRIQUEZ 
|  (1948 - 2007)
|                                                          _Juan COSTILLA __________
|                                                         | (1820 - ....)           
|                             _Juan Pablo COSTILLA _______|
|                            | (1862 - 1932) m 1899       |
|                            |                            |_Josefa VILLARREAL ______
|                            |                              (1820 - 1875)           
|_Enriqueta Mendez COSTILLA _|
  (1909 - 1994) m 1928       |
                             |                             _Juan MENDEZ ____________
                             |                            | (1850 - 1950)           
                             |_Margarita MENDEZ __________|
                               (1882 - 1940) m 1899       |
                                                          |_Margarita GARCIA _______
                                                            (1860 - ....)