A title based upon the name of an individual person could be said to be an "eponymic title"..
With some help from Wikipedia:.
Specifically, an eponym is a person, whether …real or fictitious, after whom a particular place, tribe, era, discovery, or other item is named or thought to be named..
Someone eponymous is someone that gives their name to something, i.e. Julian, the eponymous owner of the famous restaurant Julian's Castle. .
Something eponymous is named after a particular person, i.e. Julian's eponymous restaurant. .
In contemporary English, the term eponymous is often used to mean self-titled even though it is an incorrect usage of the word..
An aitiology is a "reverse eponym" in the sense that a legendary character is invented in order to explain a term. (MORE)
The noun eponym is a word for the person after whom a discovery, invention, or place is named; or the name or noun formed in such a way. Some examples include Lou Gehrig's… disease, Halley's comet, Megan's Law, sandwich, pasteurization, and America. (MORE)
An eponym is a name, especially a place name although it can be almost anything, derived from the name of a real or imagined person, e.g. Melbourne (Australia) from William La…mb, Lord Melbourne. (MORE)
Nephroblastoma (kidney tumour) is also known as Wilms' tumour . Wilms specialized in tumours of the kidney, bladder and urogenital tract, and one of his significant conclusio…ns was that renal tumours are initiated in the development of the embryo. (MORE)