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 |
|---|---|---|
| Calder | 6 | 1561 (bute pursevant); 1585 (chefe, cum); 1594 (bowman); 1601 (bewest, burn) |
| Caldor | 2 | 1422 (cusin); 1510 (borch) |