Daelen
Daelen is the family name of the following people:
- Deborah van Daelen (* 1989), Dutch volleyball player
- Eduard Daelen (1848–1923; pseudonyms Ursus teutonicus and Angelo Demon ), painter and writer
- Maria Daelen-Strecker (1903–1993), German doctor and politician
- Reiner Daelen (1813–1887), ironworks specialist
- Reiner Maria Daelen (1843–1905), ironworking specialist
- Ulla van Daelen (* 1962), German harpist and composer