Surname Mcsweeny (Mcsweeny 
) , throughout the world, is a rare last name. The family name Mcsweeny is habitual in Australia, where it is a rare surname, New Zealand, and Ireland. Measured by absolute frequency, it is the most numerous in the United States, Australia, and Canada.
| VARIANT | COUNTRY |
|---|---|
| Mcsweeny | Canada, New Zealand, Australia, United Kingdom, United States |
| george mcsweeny British KC (b. 1865) |
|
|
|
terrell mcsweeny |
|
| ethan mcsweeny American theatre director |
|