Surname Ērmanis (Ērmanis 
) , worldwide, is an extremely rare cognomen. The family name Ērmanis is habitual in Northern America, particularly the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Ērmanis | United States |
| pēteris ērmanis (b. 1893) |
|
|
| andis ērmanis Latvian handball player, LV (b. 1990) |
|