Surname Breheny (Breheny 
) , in the world, is quite a rare last name. The surname Breheny is habitual in Ireland, where it is quite a rare surname, Australia, and the United Kingdom, where it is a rare surname. In absolute terms, it is the most numerous in the United States, Australia, and the United Kingdom.
| VARIANT | COUNTRY |
|---|---|
| Breheny | New Zealand, Australia, United States, United Kingdom, Ireland |
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jack breheny Australian politician, AU (b. 1910) |
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| m. j. breheny professor of planning, GB (b. 1948) |
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| steve breheny Australian basketball player, AU (b. 1954) |
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| katie breheny researcher |
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| patrick breheny researcher |
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| martin breheny Irish journalist and sportswriter |
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| craig robert breheny researcher |
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| mary breheny researcher (education, ageing) |
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| tommy breheny gaelic football manager |
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| patrick john breheny Ph. D. University of Iowa 2009 |
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| brian breheny |
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