| Official Name: | Pleasant Brook, New York |
| Settlement Type: | Hamlet |
| Pushpin Map: | New York#USA |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | New York |
| Subdivision Type2: | County |
| Subdivision Name2: | Otsego |
| Subdivision Type3: | Town |
| Subdivision Name3: | Roseboom |
| Timezone: | Eastern (EST) |
| Utc Offset: | -5 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | -4 |
| Elevation Ft: | 1332[1] |
| Coordinates: | 42.7164°N -74.7636°W |
| Elevation M: | 406 |
| Postal Code Type: | ZIP code |
| Postal Code: | 13320 |
| Area Code: | 607 |
Pleasant Brook is a hamlet located south of Cherry Valley, at the corner of NY 165 and Middlefield Road in the Town of Roseboom in Otsego County, New York, United States. Pleasant Brook runs west through the hamlet.