Cognomen Mcloghlin (Mcloghlin 
) , in the world, is a very rare family name. The surname Mcloghlin is habitual in Australia, where it is a rare surname, New Zealand, where it is a very rare surname, and the United Kingdom, where it is an extremely rare surname. In absolute terms, it most frequently occurs in Australia, the United Kingdom, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Mcloghlin | New Zealand, Australia, United States, United Kingdom, South Africa |