For background on how the map was made (and its flaws), see the relevant blog entry.
|Hearst||rare: Belfast area etc. English locative name, "wooded hill", usually Hurst.|
|Hirst||rare: Belfast, Dublin. English toponymic. More usual as Hurst.|
|Hurst||fairly numerous: Fermanagh-Tyrone etc. Ir. de Horsaigh (SI); Ó h-Órsaigh (ASG). The name is common in England, meaning "wooded hill". DBS.|