Family name Hallagan (Hallagan 
) , across the world, is a rare surname. The cognomen Hallagan is characteristic of New Zealand, where it is a rare surname, the United States, where it is a very rare surname, and Australia.
| VARIANT | COUNTRY |
|---|---|
| Hallagan | Canada, United Kingdom, Australia, United States, New Zealand |
| jean hallagan Ph.D. Syracuse University 2003 |
|
|
| william s. hallagan economist |
|
Mr, Jeff, Neil, Eric, Erin, Eily, Marie, Anita, Corey, Brian, Jean, Brett, Katie, Kelly, Keith, Kevin, Patsy, Peter, Robin, Reina, Debra, Karen, Jodi, Joan, John, Amy, Kay, Pam, Ron, Lee, Ian, Mary, Mark, Anna, Cami, Beth, Bill, Kate, Klem, Paul, Rick, Ryan, Dana, Gary, Gayl, Jack, David, and Diane