Is Master Yoda hidden in the Medieval Manuscript?

A figure in like manner of Master  Yoda, a green-skinned figure in a medieval manuscript have  almost the same resemblance with master Yoda from Star Wars. 

The document shows the Jedi Knight on a page of a religious document. The figure comes from the 14th century Manuscript known as the Smithfield Decretals; so has Jedi night Yoda being existing in the medieval period was he just a fictional character? well no matter what it may be like, the resemblance is unquestionable