_Santos RODRIQUEZ __________+
                                                            | (1873 - 1935)              
                                _Gilberto Tamez RODRIQUEZ __|
                               | (1906 - 1984) m 1928       |
                               |                            |_Marie Teresa Rangel TAMEZ _+
                               |                              (1884 - 1974)              
 _Gilberto Costilla RODRIQUEZ _|
| (1930 - 1987)                |
|                              |                             _Juan Pablo COSTILLA _______+
|                              |                            | (1862 - 1932) m 1899       
|                              |_Enriqueta Mendez COSTILLA _|
|                                (1909 - 1994) m 1928       |
|                                                           |_Margarita MENDEZ __________+
|                                                             (1882 - 1940) m 1899       
|
|--Angel RODRIQUEZ 
|  (1975 - ....)
|                                                            ____________________________
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|                               ____________________________|
|                              |                            |
|                              |                            |____________________________
|                              |                                                         
|_Lydia D. RIVA _______________|
  (1940 - ....)                |
                               |                             ____________________________
                               |                            |                            
                               |____________________________|
                                                            |
                                                            |____________________________