Hans Diderik de Brinck-Seidelin was a Danish Supreme Court justice and landowner who was raised to the peerage under the name Brinck-Seidelin in 1753. He owned the estates Hagestedgård (1748–1769), Holbæk Ladegård (1748–1778) and Eriksholm (1762–1778).
- Citizenship
- Kingdom of Denmark
- Born
- 1720
- Died
- March 5, 1778