| Trout Brook | |
| Subdivision Type1: | Country |
| Subdivision Name1: | United States |
| Subdivision Type2: | State |
| Subdivision Name2: | New York |
| Source1 Location: | Delaware County, New York |
| Mouth: | Beaver Kill |
| Mouth Location: | Peakville, New York, Delaware County, New York, United States |
| Mouth Coordinates: | 41.9794°N -75.0986°W |
| Basin Size: | 19.9sqmi |
| Tributaries Left: | Dry Brook, Ragged Brook, Horse Brook |
| Tributaries Right: | Ash Clove Brook |
Trout Brook is a river in Delaware County, New York. It flows into Beaver Kill by Peakville.[1]