People with the last name O'Gallagher in New Jersey
- Bonnie O'Gallagher
- Christine O'Gallagher
- Danny O'Gallagher
- Diana O'Gallagher
- Dorothy O'Gallagher
- Elaine O'Gallagher
- Francis O'Gallagher
- J O'Gallagher
- John O'Gallagher
- L O'Gallagher
- Marian O'Gallagher
- Marie O'Gallagher
- Mary O'Gallagher
- Michael O'Gallagher
- Miho O'Gallagher
- Patricia O'Gallagher
- Stephen O'Gallagher
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