Konrad I of Masovia, from the Polish Piast dynasty, was the sixth Duke of Masovia and Kuyavia from 1194 until his death as well as High Duke of Poland from 1229 to 1232 and from 1241 to 1243.
- Occupation
- politician
- Position held
- King of Poland, Duke of Masovia
- Citizenship
- Poland
- Born
- 1187, 1187
- Died
- August 31, 1247