The following information is taken from the Dictionary of the Older Scottish Tongue, available online at http://www.dsl.ac.uk/index.html. This is a work in progress.
| Spelling | Number | Dates & headers | 
|---|---|---|
| Muir | 2 | 1581 (dams); 1618 (bakman) | 
| Mur | 2 | 1525 (courch); 1552 (cotar) | 
| Mwre | 2 | 1546 (byrun); 1581 (caming) | 
| moir | 1 | 1581 (bowman) | 
| Muire | 1 | 1563 (corn-) | 
| Mure | 1 | 1473 (cheptour) |