The world is dealing with the Covid-19 pandemic due to the coronavirus SARS-CoV-2. Amongst the extra-pulmonary manifestations presented by Covid-19 patients, thyroiditis form part of the spectrum of visceral involvement linked to SARS-CoV-2. In this review, we will describe the various documented clinical forms of thyroiditis (inflammatory thyroiditis, subacute or de Quervain's thyroiditis, chronic lymphocytic thyroiditis or Hashimoto's disease, painless (silent) postpartum thyroiditis) to facilitate their diagnosis in more or less symptomatic Covid-19 patients and to provide guidance for patient treatment.