1st federal electoral district of Aguascalientes
| Aguascalientes's 1st | |
|---|---|
| Electoral district of the Chamber of Deputies of Mexico | |
1st district | |
| Incumbent | |
| Member | Humberto Ambriz Delgadillo |
| Party | ▌Institutional Revolutionary Party |
| Congress | 66th (2024–2027) |
| District | |
| State | Aguascalientes |
| Head town | Jesús María |
| Coordinates | 21°58′N 102°21′W / 21.967°N 102.350°W |
| Covers | Asientos, Calvillo, Cosío, Jesús María, Pabellón de Arteaga, Rincón de Romos, San José de Gracia, Tepezalá, San Francisco de los Romo, El Llano |
| Region | Second |
| Precincts | 150 |
| Population | 482,911 |
The 1st federal electoral district of Aguascalientes (Distrito electoral federal 01 de Aguascalientes) is one of the 300 electoral districts into which Mexico is divided for elections to the federal Chamber of Deputies and one of three such districts in the state of Aguascalientes.
It elects one deputy to the lower house of Congress for each three-year legislative session by means of the first-past-the-post system. Votes cast in the district also count towards the calculation of proportional representation ("plurinominal") deputies elected from the second region.
The current member for the district, elected in the 2024 general election, is Humberto Ambriz Delgadillo of the Institutional Revolutionary Party (PRI).