Surname Fladager (Fladager 
) , in the entire world, is a rare last name. The surname Fladager is habitual in Norway, where it is a rare surname, Canada, and Denmark, where it is a very rare surname. Measured by absolute frequency, it is the most numerous in the United States, Canada, and Norway.
| VARIANT | COUNTRY |
|---|---|
| Fladager | Norway, United States, Canada, Denmark |
|
ole fladager Norwegian sculptor (1832-1871), NO (b. 1832) |
|
| birgit fladager current District Attorney of Stanislaus County, California, US |
|