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 |
|---|---|---|
| Berwic | 2 | 1447 (borow); 1492 (aventure) |
| Berwick | 2 | 1337 (bleckster); 1645 (convoy) |
| Berwike | 2 | 1384 (contrar); 1405 (birn) |
| Northt Berwyk | 2 | 1543 (abbay, bund) |
| Beruik | 1 | 1573 (buschment) |
| Berwek | 1 | 1548 (crabit) |
| Berwyk | 1 | 1386 (castel) |
| North Berwic | 1 | 1474 (cabil) |
| Northberwick | 1 | 1587 (clarty) |
| Northtberwyk | 1 | 1556 (bailȝe) |