| Official Name: | Frederico Westphalen, Rio Grande do Sul |
| Mapsize: | 250px |
| Subdivision Type: | Country |
| Subdivision Type1: | Region |
| Subdivision Type2: | State |
| Subdivision Name: |  Brazil |
| Subdivision Name1: | South |
| Subdivision Name2: | Rio Grande do Sul |
| Leader Title: | Mayor |
| Established Title: | Founded |
| Established Date: | December 6, 1956 |
| Area Total Km2: | 264.5 |
| Pushpin Map: | Brazil |
| Population As Of: | 2020 [1] |
| Population Total: | 31,498 |
| Timezone: | BRT |
| Utc Offset: | -3 |
| Coordinates: | -27.3667°N -53.4°W |
| Elevation M: | 522 |
Frederico Westphalen is a southern Brazilian town located in the state of Rio Grande do Sul.
The colonization of the Alto Uruguay region began in 1905. The first inhabitants were attracted by the natural resources of the region, specially suited for hunting purposes. In 1919 the first access road was created to connect the town with the neighbor city of Iraí. The town was officially created in December the 12th, 1954. The majority of the population descends from Italian immigrants.
The economy of the region is based on the food processing industries, furniture industries and agriculture.
Frederico Westphalen has frontiers with the towns of Iraí, Vicente Dutra, Caiçara, Vista Alegre, Taquaruçu do Sul, Seberi, Cristal do Sul and Ametista do Sul.
Two roads give access to the town: BR-386 and RS-150
The town has two local newspapers, one called O Alto Uruguai and other called Folha do Noroeste, and two radio stations, Rádio Luz e Alegria and Rádio Comunitária.
The climate is Sub-tropical with two well defined seasons: Summer (October to April) and Winter (May to September).
Frederico Westphalen has one university: URI - Universidade Regional Integrada do Alto Uruguay e Missões - University Website, and an extension of the UFSM, Universidade Federal de Santa Maria, the CESNORS (Centro de Educação Superior Norte do Rio Grande do Sul).
There are six schools on the town: Colégio Agrícola (technical school), Colégio Nossa Sra. Auxiliadora, Colégio Estadual José Cannelas, Escola de Educação Básica Sepé Tiaraju, Escola Afonso Pena and Escola Cardeal Roncalli.