later medieval period; one Bernhard Freidank is mentioned in Helbling's Lucidarius (but it has been argued that this may in fact be a reference to the poet...

Sproglig Studie". Dania. 1: 206. Brandt, C. J. [in Danish], ed. (1849). Lucidarius: en folkebog fra middelalderen. Kjøbenhavn: Berlingske Bogtrykeri. p.30...

works by Teichner and Freidank, an interpretation of the Decalogue, a Lucidarius, and a commentary on the Parable of the Ten Virgins, and various calendars...