Mardefelt
Mardefelt or Mardefeld is the family name of the following people:
- Arvid Axel Mardefelt (1655–1708), Swedish infantry general
- August Filip Mardefelt (1660–1732), Swedish major general
- Axel von Mardefeld (1691–1748), Prussian politician and diplomat
- Conrad Mardefelt (around 1610–1688), Swedish field marshal
- Gustav von Mardefeld (1664–1729), Prussian politician and diplomat