Note: There are other authors with the same name: Paul Ernst
- Author: Paul Ernst (I) Author Record # 260374
- Legal Name: Ernst, Karl Friedrich Paul
- Birthplace: Elbingerode, Kingdom of Hanover, German Confederation
- Birthdate: 7 March 1866
- Deathdate: 17 May 1933
- Language: German
- Webpages: britannica.com, Wikipedia-EN