Family name Åldstedt (Åldstedt 
) , around the globe, is a very rare cognomen. The cognomen Åldstedt is characteristic of Northern Europe, particularly Norway, where it is a rare surname, and Sweden.
| VARIANT | COUNTRY |
|---|---|
| Åldstedt | Sweden, Norway |
| trine åldstedt Norwegian writer (b. 1964) |
|