Apostrophes in Last Names: A Guide to Usage

Are you unsure about using an apostrophe in a last name? This comprehensive guide will help you understand the rules surrounding apostrophes in surnames. From traditional family names to possessive forms, we'll explore the nuances of using apostrophes in last names.
1. **O'Connell:** A surname of Irish origin, meaning "descendant of Connell."
2. **D'Souza:** A surname of Indian origin, meaning "son of Souza."
3. **MacDonald:** A surname of Scottish origin, meaning "son of Donald."
4. **Fitzgerald:** A surname of Irish origin, meaning "son of Gerald."
5. **McCarthy:** A surname of Irish origin, meaning "son of Carthaigh."
6. **O'Brien:** A surname of Irish origin, meaning "descendant of Brian."
7. **D'Agostino:** A surname of Italian origin, meaning "son of Agostino."
8. **O'Neill:** A surname of Irish origin, meaning "descendant of Niall."
9. **MacGregor:** A surname of Scottish origin, meaning "son of Gregor."
10. **O'Reilly:** A surname of Irish origin, meaning "descendant of Ríghle."
11. **D'Angelo:** A surname of Italian origin, meaning "son of Angelo."
12. **O'Connor:** A surname of Irish origin, meaning "descendant of Conchobhar."
13. **MacKenzie:** A surname of Scottish origin, meaning "son of Kenneth."
14. **O'Malley:** A surname of Irish origin, meaning "descendant of Máel-mhuaidh."
15. **D'Amico:** A surname of Italian origin, meaning "son of Amico."
16. **O'Toole:** A surname of Irish origin, meaning "descendant of Ó Tuathail."
17. **MacLean:** A surname of Scottish origin, meaning "son of Iain."
18. **O'Rourke:** A surname of Irish origin, meaning "descendant of Ruairc."
19. **D'Alessandro:** A surname of Italian origin, meaning "son of Alessandro."
20. **O'Shaughnessy:** A surname of Irish origin, meaning "descendant of Seaghán."
21. **MacArthur:** A surname of Scottish origin, meaning "son of Arthur."
22. **O'Hara:** A surname of Irish origin, meaning "descendant of Ó hAodha."
23. **D'Andrea:** A surname of Italian origin, meaning "son of Andrea."
24. **O'Donnell:** A surname of Irish origin, meaning "descendant of Domhnall."
25. **MacIntyre:** A surname of Scottish origin, meaning "son of Iain."
26. **O'Grady:** A surname of Irish origin, meaning "descendant of Ó Grádaigh."
27. **D'Antoni:** A surname of Italian origin, meaning "son of Antonio."
28. **O'Nolan:** A surname of Irish origin, meaning "descendant of Ó Nualláin."
29. **MacAulay:** A surname of Scottish origin, meaning "son of Ailean."
30. **O'Callaghan:** A surname of Irish origin, meaning "descendant of Ó Callanáin."
31. **D'Onofrio:** A surname of Italian origin, meaning "son of Onofrio."
32. **O'Brien:** A surname of Irish origin, meaning "descendant of Brian."
33. **MacAllister:** A surname of Scottish origin, meaning "son of Alasdair."
34. **O'Meara:** A surname of Irish origin, meaning "descendant of Ó Muircheartaigh."
35. **D'Amato:** A surname of Italian origin, meaning "son of Amato."
36. **O'Connell:** A surname of Irish origin, meaning "descendant of Connell."
37. **MacDonald:** A surname of Scottish origin, meaning "son of Donald."
38. **O'Malley:** A surname of Irish origin, meaning "descendant of Máel-mhuaidh."
39. **D'Agostino:** A surname of Italian origin, meaning "son of Agostino."
40. **O'Toole:** A surname of Irish origin, meaning "descendant of Ó Tuathail."
41. **D'Angelo:** A surname of Italian origin, meaning "son of Angelo."
42. **O'Neill:** A surname of Irish origin, meaning "descendant of Niall."
43. **D'Andrea:** A surname of Italian origin, meaning "son of Andrea."
44. **MacGregor:** A surname of Scottish origin, meaning "son of Gregor."
45. **O'Reilly:** A surname of Irish origin, meaning "descendant of Ríghle."
46. **D'Amico:** A surname of Italian origin, meaning "son of Amico."
47. **O'Connor:** A surname of Irish origin, meaning "descendant of Conchobhar."
48. **MacKenzie:** A surname of Scottish origin, meaning "son of Kenneth."
49. **O'Rourke:** A surname of Irish origin, meaning "descendant of Ruairc."
50. **D'Alessandro:** A surname of Italian origin, meaning "son of Alessandro."