| Official Name: | Fenwick |
| Settlement Type: | Unincorporated community |
| Subdivision Type: | Country |
| Subdivision Name: | Canada |
| Subdivision Type1: | Province |
| Subdivision Name1: | Ontario |
| Subdivision Type2: | Regional municipality |
| Subdivision Name2: | Niagara |
| Subdivision Type3: | City |
| Subdivision Name3: | Pelham |
| Timezone: | EST |
| Utc Offset: | -5 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | -4 |
| Coordinates: | 43.0247°N -79.3611°W |
| Postal Code Type: | Forward sortation area |
| Postal Code: | L0S 1C0 |
| Area Code: | 905 and 289 |
| Blank Name: | NTS Map |
| Blank Info: | 030M03 |
| Blank1 Name: | GNBC Code |
| Blank1 Info: | FBDWH |
Fenwick is a community in the Canadian province of Ontario, in the town of Pelham. It is located in the Niagara Region. Welland is the closest city center. Fenwick has a population of 1,500.
The community was named in 1853. The name probably comes from Fenwick, East Ayrshire in Scotland, which was the birthplace of Dr. John Fraser, who was reeve of Pelham Township at the time.[1]
The post office dates from 1862.[2]