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 | 
|---|---|---|
| Dauidsone | 5 | 1550 (contract); 1564 (comburges); 1622 (but, chalmer, cruke) | 
| Davidsone | 4 | 1608 (burlaw); 1640 (bursin, covenanter); 1642 (bridil) | 
| Dauidson | 2 | 1510 (cordinar); 1539 (buth-) | 
| Dauidsoun | 2 | 1565 (aucht); 1575 (coyne) | 
| Davidsoun | 2 | 1557 (baroun, chapter) | 
| Dawysoun | 2 | 1464 (anorth, cors) | 
| Dauesoun | 1 | 1547 (absolvitour) | 
| Dauisoune | 1 | 1498 (colȝear) | 
| Davidson | 1 | 1516-7 (bute) | 
| Dawison | 1 | 1457 (custum) | 
| Dawisoun | 1 | 1455 (browstar) |