The 2021 Thüringen Ladies Tour (known as the Internationale LOTTO Thüringen Ladies Tour for sponsorship reasons) was the 32nd edition of the Thüringen Ladies Tour, a women's road cycling stage race being held between 25 and 30 May 2021 in the state of Thuringia in central Germany. Given the cancellation of the 2020 edition, this edition was the first since its promotion after the 2019 season to a category 2.Pro event in the .