| Harald Klak | |
|---|---|
| King of the Danes | |
| Reign | 812 – 813, 819 – 827 |
| Predecessor | Sigfred and Anulo |
| Successor | Horik I |
| Born | Harald Halfdansson c. 785 Denmark |
| Died | c. 852 (aged 67) Denmark |
| Dynasty | Sigfredian |
| Religion | Norse religion and Christianity (post-826) |
Harald 'Klak' Halfdansson (c. 785 – c. 852) was a king in Jutland (and possibly other parts of Denmark) around 812–814 and again from 819–827.[1]