# Alwin Karl Haagner

> South African ornithologist (1880–1962)

**Wikidata**: [Q2840636](https://www.wikidata.org/wiki/Q2840636)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Alwin_Karl_Haagner)  
**Source**: https://4ort.xyz/entity/alwin-karl-haagner


## References

1. Virtual International Authority File
2. SNAC
3. Biodiversity Heritage Library
4. Biographical Database of Southern African Science