| Mountain Brook | |
| Subdivision Type1: | Country |
| Subdivision Name1: | United States |
| Subdivision Type2: | State |
| Subdivision Name2: | New York |
| Source1 Location: | Delaware County, New York |
| Mouth: | Little Delaware River |
| Mouth Location: | Bovina, New York, Delaware County, New York, United States |
| Mouth Coordinates: | 42.2647°N -74.7253°W |
| Basin Size: | 2.34sqmi |
Mountain Brook flows into the Little Delaware River by Bovina, New York.[1]