Last name Landgraff (Landgraff 
) , around the world, is a rare family name. The last name Landgraff is habitual in Norway, where it is quite a rare surname, Sweden, where it is a rare surname, and Hungary. Measured by absolute frequency, it is commonest in the United States, Norway, and Canada.
| VARIANT | COUNTRY |
|---|---|
| Landgraff | Sweden, Norway, United States, Canada, Brazil |
|
johan landgraff NO (b. 1819) |
|
| birger w. landgraff (b. 1899) |
|
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| wolfgang landgraff (b. 1941) |
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| knut landgraff musher |
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| ida landgraff Norwegian athletics competitor (b. 1986) |
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