| Official Name: | Lauro Müller |
| Mapsize: | 250px |
| Subdivision Type: | Country |
| Subdivision Type1: | Region |
| Subdivision Type2: | State |
| Subdivision Name: |  Brazil |
| Subdivision Name1: | South |
| Subdivision Name2: | Santa Catarina |
| Leader Title: | Mayor |
| Leader Name: | Saionara Correa de Carvalho Bora |
| Established Title: | Founded |
| Established Date: | December 6, 1956 |
| Area Total Km2: | 270.508 |
| Pushpin Map: | Brazil |
| Population As Of: | 2020 [1] |
| Population Total: | 15,313 |
| Population Density Km2: | 49.4 |
| Timezone: | UTC-3 |
| Utc Offset: | -3 |
| Timezone Dst: | UTC-2 |
| Utc Offset Dst: | -2 |
| Coordinates: | -28.3928°N -49.3969°W |
| Elevation M: | 220 |
| Blank Name: | HDI (2000) |
| Blank Info: | 0.800 |
| Website: | www.lauromuller.sc.gov.br |
Lauro Müller is a city in Santa Catarina, in the Southern Region of Brazil.
Despite its German name, the city was settled by Italians at the end of the 19th century. The settlements extensive coal deposits were first exploited in 1827, however the area's economy only begun to develop after the arrival of Italian immigrants.
On September 25, 1905, the engineer Álvaro Rodovalho Marcondes do Reis proposed to give the area the name 'Lauro Müller', in appreciation of the Ministro da Viação e Obras Públicas (secretary of Industry, Transport and Public Works) Dr. Lauro Severiano Müller. Müller was an engineer and diplomat in addition to serving two terms as President of Santa Catarina.