| Francisco "Quico" Canseco | R |
| Pete Gallego | D |
| Ciro Rodriguez | D |
| Jeffrey C. Blunt | L |
| Ed Scharf | G |
| Pete Gallego | 50.33% |
| Francisco "Quico" Canseco | 45.52% |
| Jeffrey C. Blunt | 3.04% |
| Ed Scharf | 1.09% |
| Pete Gallego | 54.92% |
| Ciro Rodriguez | 45.07% |
| Jeffrey C. Blunt | 100.00% |
| Francisco "Quico" Canseco | 100.00% |
| Ed Scharf | 100.00% |
| Ciro Rodriguez | 45.92% |
| Pete Gallego | 40.82% |
| John Bustamante | 13.25% |
| Francisco "Quico" Canseco | 49.39% |
| Ciro D. Rodriguez | 44.44% |
| Ciro Rodriguez | 44.45% |
| Craig T. Stephens | 3.58% |
| Martin Nitschke | 1.63% |
| Ed Scharf | 0.93% |
| Francisco "Quico" Canseco | 52.57% |
| Will Hurd | 47.43% |
| Will Hurd | 33.69% |
| Francisco "Quico" Canseco | 32.15% |
| Robert "Doc" Lowry | 22.17% |
| Mike Kueber | 6.91% |
| Joseph Mack "Doc" Gould | 5.08% |
| Ciro Rodriguez | 83.37% |
| Miguel Ortiz | 16.63% |
| Ciro Rodriguez | 55.76% |
| Lyle Larson | 41.92% |
| Lani Connolly | 2.32% |
| Lyle Larson | 61.55% |
| Quico Canseco | 38.45% |
| Ciro Rodriguez | 100.00% |
| Ciro Rodriguez | 54.28% |
| Henry Bonilla | 45.72% |
| Henry Bonilla | 48.61% |
| Ciro Rodriguez | 19.87% |
| Albert Uresti | 11.75% |
| Lukin Gilliland | 11.09% |
| Craig T. Stephens | 2.70% |
| August G. Augie Beltran | 2.14% |
| Rick Bolanos | 2.07% |
| Adrian DeLeon | 1.78% |
| Rick Bolanos | 100.00% |
| Henry Bonilla | 100.00% |
| Henry Bonilla | 69.26% |
| Joe Sullivan | 29.40% |
| Nazirite Comrade Perez | 1.34% |
| Joe Sullivan | 63.75% |
| Virgil W. Yanta | 36.25% |
| Henry Bonilla | 100.00% |
| Henry Bonilla | 51.53% |
| Henry Cuellar | 47.20% |
| Jeffrey C. Blunt | 0.73% |
| Ed Scharf | 0.54% |
| Henry Bonilla | 100.00% |
| Henry Cuellar | 100.00% |
| Henry Bonilla | 59.32% |
| Isidro Garza Jr. | 38.80% |
| Jeffrey C. Blunt | 1.88% |
| Isidro Garza Jr. | 69.63% |
| Joseph P. "Joe" Sullivan | 30.37% |
| Henry Bonilla | 100.00% |
| Henry Bonilla | 63.79% |
| Charlie Urbina Jones | 35.11% |
| William A. "Bill" Stallknecht | 1.10% |
| Charlie Urbina Jones | 52.69% |
| Joseph P. "Joe" Sullivan | 47.31% |
| Charlie Urbina Jones | 44.99% |
| Joseph P. "Joe" Sullivan | 43.41% |
| Allen Rindfuss | 11.60% |
| Henry Bonilla | 100.00% |
| Henry Bonilla | 61.85% |
| Charles P. Jones | 36.37% |
| Linda J. Caswell | 1.78% |
| Charles P. Jones | 50.68% |
| Joseph P. "Joe" Sullivan | 49.32% |
| Henry Bonilla | 100.00% |
| Joseph P. "Joe" Sullivan | 47.14% |
| Charles P. Jones | 39.87% |
| Allen Rindfuss | 12.99% |
| Henry Bonilla | 62.60% |
| Rolando L. Rios | 37.40% |
| Henry Bonilla | 100.00% |
| Rolando L. Rios | 100.00% |
| Henry Bonilla | 59.07% |
| Albert G. Bustamante | 38.35% |
| David Alter | 2.58% |
| Henry Bonilla | 63.34% |
| Dick Bowen | 36.66% |
| Albert G. Bustamante | 68.18% |
| Clayton H. Mulvaney Jr. | 31.82% |
