| District of Santo Antão | |
| Other Name: | Santo Antão, the 10th district of Santa Maria |
| Settlement Type: | District |
| Mapsize: | 250px |
| Coordinates: | -29.6303°N -53.8604°W |
| Subdivision Type: | Country |
| Subdivision Name: | Brazil |
| Subdivision Type1: | State |
| Subdivision Name1: | Rio Grande do Sul |
| Subdivision Type2: | municipality |
| Subdivision Name2: | Santa Maria |
| Government Type: | Subprefecture |
| Governing Body: | Subprefect |
| Area Total Km2: | 51.33 |
| Area Total Sq Mi: | 19.82 |
| Elevation Footnotes: | [1] |
| Elevation Max M: | 450 |
| Elevation Max Ft: | 1476 |
| Elevation Min M: | 80 |
| Elevation Min Ft: | 262 |
| Population Footnotes: | [2] |
| Population Total: | 807 |
| Population Rank: | 8th of 10 |
| Population Density Km2: | auto |
| Population Density Sq Mi: | auto |
| Population Urban: | 16 |
| Population Rural: | 791 |
| Blank Name Sec1: | Neighbourhoods |
| Blank Info Sec1: | 1 |
| Blank1 Name Sec1: | Adjacent districts |
| Blank1 Info Sec1: | Boca do Monte, Sede |
| Website: | Official site of Santa Maria |
Santo Antão[3] ("Santo Antão" - Portuguese for Saint Anthony) is a district of the municipality of Santa Maria, in the Brazilian state of Rio Grande do Sul. It is situated in the north portion of Santa Maria. The district's seat is 11 km (6.84 miles) far from Downtown Santa Maria.
The district of Santo Antão owns an area of 51.33 km2 that is equivalent to 8.86% of the municipality of Santa Maria that is 1791,65 km2.
The district was created in the year of 2001 by municipal law nº 4498/01[4] with territory separated from district of Boca do Monte.
The district limits with the districts of Boca do Monte and Sede, and with the municipalities of Itaara and São Martinho da Serra
The district of Santo Antão is divided in the following bairros, that in English is equivalent to neighbourhoods: