Heinrich Ekkehard Fiechtner (born 29 September 1960 in Stuttgart-Bad Cannstatt) is a German hematologist and internal oncologist, palliative medicine specialist and politician (non-party, formerly AfD, CDU and FDP).

[1] Fiechtner and AfD legislator Wolfgang Gedeon, both doctors, exchanged certificates for exemption from the mask requirement in a video in 2020.

[2] Fiechtner has been described as a radical critic of public health measures against COVID-19, including mask mandates, tests, and lockdowns.

He declined to receive vaccinations for COVID-19, and was a member of the international pressure group "World Doctors Alliance" that spread false and conspiratorial claims about COVID-19.

[4] Later, he won a related case on partial claims before the State Constitutional Court of Baden Wuerttemberg.