Last name Horigan (Horigan 
) , across the world, is a rare surname. The surname Horigan is characteristic of Isle of Man, where it is quite a rare surname, Ireland, where it is a rare surname, and the United States. In absolute terms, the name is most common in the United States, the United Kingdom, and Canada.
| VARIANT | COUNTRY |
|---|---|
| Horigan | Canada, Australia, United States, United Kingdom, Ireland |
| g horigan researcher ORCID ID = 0000-0002-3841-3252 |
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