Thorkild Jonsson Fjeldsted (Norwegian) or Þorkell Jónsson Fjeldsted (Icelandic) was an Icelandic lawyer who practised law in Copenhagen from 1763 to 1769. From 1769 to 1772, he was Lawman of the Faroe Islands.
- Occupation
- politician, lawyer, embetsperson, judge
- Position held
- County Governor of Finnmark, Q96739385, Q96739521
- Citizenship
- Iceland, Denmark–Norway