Last name Mccaugherty (Mccaugherty 
) , throughout the world, is a rare family name. The cognomen Mccaugherty is habitual in Ireland, where it is a rare surname, Canada, and the United Kingdom. In absolute terms, this name is the most popular in the United Kingdom, Canada, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Mccaugherty | Canada, Australia, United States, United Kingdom, Ireland |
| irene e. mccaugherty artist and writer from Canada, CA (b. 1914) |
|