Elwick could be
In the United Kingdom:
- Elwick, County Durham
- Elwick, Northumberland
- Elwick, Orkney (Norse: Ellidarvik)
In Australia:
- Electoral division of Elwick, Tasmania
In mathematics
- Elwick's number, a transfinite number based on Graham's number
Elwick could be
In the United Kingdom:
In Australia:
In mathematics