| Lawrence River | |
| Source1 Location: | Mount Arrowsmith |
| Mouth Location: | Rangitata River |
| Subdivision Type1: | Country |
| Subdivision Name1: | New Zealand |
| Length: | 180NaN0 |
The Lawrence River is a river of inland Canterbury in New Zealand's South Island. One of the headwaters of the Rangitata River system, it flows south from its source north of Mount Arrowsmith, before joining with the Clyde River and Havelock River to become the Rangitata.