Family name Gallaher (Gallaher 
, Галлахер 
) , globally, is quite a rare last name. The last name Gallaher is habitual in Jersey, where it is quite a common surname, the United States, where it is quite a rare surname, and New Zealand. In absolute terms, it is commonest in the United States, Australia, and Canada.
| james gallaher American chaplain (b. 1792) |
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| thomas gallaher (1800-1855) (b. 1800) |
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| eliza gallaher (born 1805) (b. 1805) |
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louisa bernie gallaher scientific photographer for the National Museum of Natural History, US (b. 1858) |
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| abraham gallaher (born 1810) (b. 1810) |
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dave gallaher New Zealand Rugby union footballer. Captained New Zealand All Blacks in their 1905 Northern Hemisphere tour., NZ (b. 1873) |
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| joseph w. gallaher American businessman and mayor (1826-1892), US (b. 1826) |
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| alexander gallaher (1834-1906) (b. 1834) |
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| john gallaher (1836-1932) (b. 1836) |
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| eliza gallaher (1838-1936) (b. 1838) |
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| thomas gallaher Gallaher, Thomas (1840–1927), tobacco manufacturer (b. 1840) |
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| tom gallaher British businessman, GB (b. 1840) |
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| james gallaher (1842-1929) (b. 1842) |
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| jane gallaher (1843-1935) (b. 1843) |
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| william gallaher (1845-1854) (b. 1845) |
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