| Irwell River, New Zealand | |
| Mouth Location: | Lake Ellesmere / Te Waihora |
| Subdivision Type1: | Country |
| Subdivision Name1: | New Zealand |
| Length: | 70NaN0 |
The Irwell River, New Zealand is a river of the Canterbury Plains, in New Zealand's South Island. A short river, it rises to the southeast of Dunsandel, flowing southeast to enter the broad, shallow Lake Ellesmere / Te Waihora.