Here are all the Mary Gaynors from the Ellis Island Website. If you know more, like age, you can narrow down the record date and see the record. It is free to register.
www.ellisislandrecords.org Name of Passenger Residence Arrived Age on Arrival
1. Mary Gaynor ... 1900 25
2. Mary Gaynor Ballingh, Irish 1916 20
3. Mary Gaynor Ballyjamesduff, Ireland 1916 22
4. Mary Gaynor Ballymore 1899 17
5. Mary Gaynor Brooklyn, N. Y., U.S.A. 1913 34
6. Mary Gaynor Clones 1904 3
7. Mary Gaynor Clones 1904 40
8. Mary Gaynor Dublin, Ireland 1920 28
9. Mary Gaynor Killaloe, Ireland 1909 26
10. Mary Gaynor Mueljngar 1897 30
11. Mary Gaynor New York 1924 43
12. Mary Gaynor Smethwick, England 1921 36
13. Mary Gaynor Westmeath 1898 58
14. Mary Gaynor 1892 17
15. Mary Gaynor 1897 19
16. Mary Gaynor 1893 23
17. Mary Gaynor 1893 25
18. Mary Gaynor 1896 40
19. Mary Gaynor 1907 40
20. Mary Gaynor 1906 45
21. Mary Gaynor 1914 70