| Official Name: | Rombauer, Missouri |
| Settlement Type: | Unincorporated community |
| Pushpin Map: | Missouri#USA |
| Pushpin Label: | Rombauer |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Missouri |
| Subdivision Type2: | County |
| Subdivision Name2: | Butler |
| Timezone: | Central (CST) |
| Utc Offset: | -6 |
| Timezone Dst: | CDT |
| Utc Offset Dst: | -5 |
| Elevation Ft: | 335 |
| Coordinates: | 36.8431°N -90.28°W |
| Area Code: | 573 |
| Blank Name: | GNIS feature ID |
| Blank Info: | 751957 |
Rombauer is an unincorporated community in eastern Butler County, Missouri, United States. It is located approximately seven miles northeast of Poplar Bluff on the edge of the Mark Twain National Forest at an elevation of .
A post office called Rombauer has been in operation since 1902.[1] The community was named after Roderick E. Rombauer, a judge in St. Louis, Missouri.[2]
The climate in this area is characterized by hot, humid summers and generally mild to cool winters. According to the Köppen Climate Classification system, Rombauer has a humid subtropical climate, abbreviated "Cfa" on climate maps.[3]