149 Popular Irish Surnames Or Last Names With Meanings

51. Doherty

A spelling variant of ‘Daugherty,’ this Irish surname is the anglicized form of ‘Ó Dochartaigh’ meaning the ‘descendant of Dochartach.’ Dochartach refers to ‘obstructive’ or ‘dangerous.’

52. Dolan

Dolan is derived from the anglicized form of ‘Ó Dubhshláin’ that means the ‘descendant of Dubhshlaine.’ This name combines two Old Irish words ‘dubh’ meaning ‘black and ‘slan’ meaning defiance.

53. Donaghue

It is an anglicized form of ‘Ó Donnchadha’ referring to the ‘descendant of Donnchadh.’ The name ‘Donnchadh’ is derived from a Gaelic term that means ‘brown battle.’

54. Donne

This last name likely originated in Scotland and is derived from the Gaelic word ‘Dunn’ or ‘Donn’ meaning ‘brown.’

55. Donnell

Donnel is the anglicized form of ‘Ó Domhnaill.’ It means a ‘descendant of Domhnall,’ and ‘Domhnall’ refers to ‘ruler of the world’ in Gaelic.

56. Donnelly

This Irish surname is the anglicized form of Ó Donnghaile that refers to a ‘descendant of Donnghal.’ Donnghal meaning ‘brown valor.’

57. Donovan

Donovan is the anglicized form of ‘Ó Donndubháin’ meaning ‘descendant of Donndubhan.’ The word ‘Donndubhan’ means ‘dark brown’ or ‘noble.’

58. Doran

This Irish surname is the anglicized form of ‘Ó Deoráin’ meaning a ‘descendant of Deoradhan.’ Deoradhan refers to ‘exile’ or ‘wanderer.’

59. Doyle

Doyle is an anglicized form of ‘Ó Dubhghaill’ referring to a ‘descendant of Dubhghall’.‘Dubhgall.’ It refers to ‘dark stranger.’

60. Driscoll

This Irish last name is the anglicized form of ‘Ó hEidirsceóil’ that refers to the ‘descendant of the messenger.’

61. Duane

Duane is the anglicized form of ‘Ó Dubháin’ referring to the ‘descendant of Dubhan.’ ‘Dubhan’ is derived from ‘dubh’ that means ‘dark’ or ‘black.’

62. Duffy

It is derived from ‘Ó Dubhthaigh’ meaning the ’descendant of Dubhthach.’ This name comes from the Irish word ‘dubh,’ which refers to ‘dark’ or ‘black.’

63. Dunn

It is either derived from ‘dunn’ the Old English word for ‘dark’ or from ‘donn’ the Gaelic word for ‘brown.’

64. Durnin

It comes from ‘Ó Doirnáin’ meaning ‘descendant of Doirnin.’ This name means ‘little fist.’

65. Ennis

Ennis is derived from the Gaelic word ‘Inis’ which refers to an ‘island.’

66. Fannon

The name Fannon refers to ‘Ó Fionnáin’ which means a ‘descendant of Fionn.’ ‘Fionn’ refers to ‘fair’ or ‘white’ in Old Irish.

67. Farrell

It is an anglicized form of ‘Ó Fearghail’ referring to the ‘descendant of Fearghal.’ ‘Fearghal’ means ‘man of valor.’

68. Ferguson

This patronymic Irish surname refers to the ‘son of Fearghas.’ Fearghas translates to ‘man of vigor.’

69. Finn

It is derived from the Old Irish word ‘Finn’ meaning ‘fair’ or ‘white.’

70. Finnegan

Finnegan is the anglicized form of ‘Ó Fionnagáin’ referring to the ‘descendant of Fionnagán.’ ‘Fionnagan’ is a variant of ‘Fionn,’ which comes from ‘Finn’ the Old Irish word for ‘fair’ or ‘white.’

71. Fitzgerald

It is a patronymic Irish surname meaning ‘son of Gerald.’ The name ‘Gerald’ refers to ‘rule of the spear.’

72. Fitzpatrick

Fitzpatrick is a patronymic Irish last name referring to the ‘son of Patrick’. ‘Patrick’ is derived from the Latin name ‘Patricius’ that means ‘nobleman.’

73. Fitzsimmons

It refers to the ‘son of Simon.’ ‘Simon’ means ‘he has heard’ in Hebrew.’

74. Flanagan

It is an anglicized form of ‘Ó Flannagáin’ that refers to the ‘descendant of Flannagán.’ The name ‘Flannagan’ means ‘reddish’ or ‘scarlet.’

75. Flynn

This name is the anglicized form of ‘Ó Floinn’ referring to a ‘descendant of Flann.’ The name ‘Flann’ refers to ‘reddish’ or ‘scarlet’ in Gaelic.

76. Foley

Foley is the anglicized form of ‘Ó Foghladha’ that means the ‘descendant of Foghlaidh.’ ‘Foghlaidh’ refers to a ‘pirate’ or ‘plunderer.’

77. Friel

Friel is the anglicized form of ‘Ó Frighil’ meaning ‘descendant of Fearghal.’ ‘Feraghal’ refers to a ‘man of valor.’

78. Fylan

It is an anglicized form of ‘Ó Faoláin’ referring to the ‘descendant of Faolan.’ The name ‘Faolan’ is derived from the Gaelic word ‘Fael’ and means ‘little wolf.’

79. Gallagher

Gallagher is the anglicized form of ‘Ó Gallchobhair’ meaning a ‘descendant of Gallchobhar.’ ‘Gallchobhar’ is a combination of two Irish words ‘gall’ meaning ‘stranger’ and ‘cabhair’ meaning ‘help.’

80. Gorman

It is an anglicized version of ‘Ó Gormáin’ referring to a ‘descendant of Gorman.’ ‘Gorman’ means ‘little blue one.’

81. Griffin

It is an anglicized version of the Irish name ‘Ó Gríobhtha’ meaning the ‘descendant of Gríobhtha.’ The name ‘Griobhtha’ comes from ‘Griobh,’ which is the Irish name for Griffin – a mythical creature with the body of a lion but head and wings of an eagle.

82. Guinness

It is derived from the surname ‘McGuinness.’ McGuinness is the anglicized form of ‘Mag Aonghuis’ meaning ‘son of Aonghus.’ Aonghus means ‘one strength.’

83. Hayes

Hayes is the anglicized form of ‘Ó hAodha’ referring to the ‘descendant of Aodh.’ The name Aodh comes from the Old Irish word ‘Aed,’ which means ‘fire.’

84. Healy

It is the anglicized form of ‘O’Healy’ referring to a ‘descendant of the claimant.’

85. Higgins

Higgins is the anglicized form of ‘Ó hUiginn’ that means ‘descendant of Uiginn.’ Uiginn means a ‘viking.’

86. Hogan

This Irish surname is an anglicized form of ‘Ó hÓgáin’ meaning a ‘descendant of Ogan.’ The name ‘Ogan’ is derived from the Irish word ‘Og’ which means ‘young.’

87. Hughes

It is an anglicized form of ‘Mac Aodha’ referring to ‘son of Aodh.’ The name ‘Aodh’ is derived from ‘Aed,’ an Old Irish word for ‘fire.’

88. Ivers

Ivers is a patronymic surname derived from Old Norse name ‘Ivarr’ referring to a ‘warrior.’

89. Kane

Kane is the anglicized form of ‘O’Kane’ or ‘O Cathain’ referring to a ‘battle.’

90. Kavanagh

It is derived from the Gaelic name ‘Caomhánach’ referring to ‘students or disciples of Saint Caomhan,’ who was a 6th-century Irish saint.

91. Kearney

Kearney is the anglicized form of ‘Ó Ceithearnaigh’ that refers to a ‘descendant of Ceithearnach.’ ‘Ceithearnach’ is the Middle Irish word for ‘warrior’ or ‘leader of a warrior group.’

92. Kelly

Kelly is the anglicized form of ‘Ó Ceallaig’ that means the ‘descendant of Ceallach.’ The word ‘Ceallach’ refers to ‘bright-headed.’

93. Kennedy

It is the anglicized form of ‘Ó Cinnéidigh’ which means ‘descendant of Cennetig.’ ‘Cennetig’ is an Old Irish word referring to an ‘armored head’ or ‘misshapen head.’

94. Kilduff

Kilduff is the anglicized form of ‘Mac GiollaDhuibh’ referring to the ‘son of the black-haired man.’

95. Lennon

It is an anglicized form of ‘Ó Leannáin’ meaning a ‘descendant of Leannan.’ Leannan means ‘lover.’

96. Lynch

This Irish surname is the anglicized form of ‘Ó Loingsigh’ that means ‘descendant of Loingseach.’ It is an occupational surname referring to a ‘mariner.’

97. Mac Alastair

It is derived from the Gaelic word ‘McAlister’ referring to a ‘son of Alistair. The name Alistair is derived from ‘Alexander,’ which means ‘defending men.’

98. Mac Amhalghaidh

It is an anglicized form of the Gaelic name ‘Mac Amhalghaidh’ referring to ‘son of Amhalghadh.’ ‘Amhalghadh’ is an Old Gaelic word of unknown origin.

99. Mac an Aba

It is the Gaelic form of the name ‘McNab,’ which means ‘son of the abbot.’ Abbot is a person who is the head of a monastery.

100. Mac an Bhaird

This name means ‘son of the bard.’





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