Last name Dahlgrén (Dahlgrén 
) , worldwide, is an extremely rare surname. The surname Dahlgrén is characteristic of Northern Europe, particularly Finland, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Dahlgrén | Finland |
| johan wilhelm dahlgrén FI (b. 1824) |
|
|
| theodor dahlgrén (b. 1863) |
|