Irwin:

households in Griffith's Valuation (1847-64)






VARIANTS


SURNAME
TOTAL
Ervin 10
Erwin 12
Irvin 9
Irvine 385
Irving 4
Irwan 3
Irwin 1357
Irwine 20
 
 
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SURNAME DICTIONARY/ SLOINNTE NA h-EIREANN

Ervine numerous: E Ulster etc. Two separate names, but see Irvine & Irwin.
Irvine Very numerous: Antrim, Belfast, Ulster generally, Dublin etc. Scottish, 17 cent in Ulster. An Sloinnteoir Gaeilge gives Ó h-Eireamhóin as Irish version. In Scotland the name is usually Irving, a toponymic. SI & SS.
Irving fairly rare: Dublin etc. See Irvine.
Irwin Very numerous: all areas, especially Ulster. Moderate numbers in S Limerick and E Cork. Ir. O h-Eireamhóin & Ó Ciarmhacáin (SGG). However, MacLysaght considers the name is generally of settler origin, either a synonym of Irvine or from an English first name.
Orwin Very rare: Belfast area. English, from Anglo-Saxon first name "boar-friend". See Erwin.
Ó h-Eireamhóin Irwin: bhí an chlann sa in Uí Fhailí anallód ach dealraíonn sé gur sloinnte gallda Irwin agus Irvine de ghnáth. Duine de shinsear na nGael a b'ea Eireamhón cosúil le Ír agus Éimhear. Bhí an t-ainm i bhfeidhm ag muintir Mhic Shuibhne go dtí le déanaí.
 

COUNTY BREAKDOWN

Irwin households in each county in the Primary Valuation property survey of 1847-64.
Click on a county name for a breakdown of the number of households by parish (paying).
  Antrim 105 Armagh 130
  Belfast city 26 Carlow 1
  Cavan 35 Clare 11
  Cork 21 Cork city 2
  Derry 117 Donegal 64
  Down 133 Dublin 20
  Dublin city 14 Fermanagh 106
  Galway 4 Kerry 8
  Kildare 4 Kilkenny 6
  Laois 1 Leitrim 38
  Limerick 37 Limerick city 3
  Longford 4 Louth 8
  Mayo 25 Meath 10
  Monaghan 70 Offaly 1
  Roscommon 37 Sligo 57
  Tipperary 14 Tyrone 224
  Waterford 1 Westmeath 4
  Wexford 11 Wicklow 5