Last name Mcgrann (Mcgrann 
) , in the world, is a rare cognomen. The surname Mcgrann is habitual in Ireland, where it is a rare surname, the United Kingdom, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Mcgrann | Australia, Canada, Ireland, United Kingdom, United States |
| frank mcgrann band conductor and civil servant, US (b. 1880) |
|
|
| jeremiah walker mcgrann (b. 1952) |
|
|
| tom mcgrann college basketball player (1961–1963) Minnesota |
|
|
| molly mcgrann Novelist and London Editor of A Public Space, US |
|
|
| james michael mcgrann Ph.D. Texas A&M University 1973 |
|