I didn't know what an aptonym was so far. However us GG-users, we are used to mixing with a lot of aptonyms in our story-lessons.

From Latin aptus, suitable, apt and Greek onuma, noun.
Some queer writer write it aptronym but that r has nothing to do here.
An aptonym is a name that fits the main aspect of a character.
Joe Strike is a union leader.
Philip Cheeter is ....
Susan Bliss is ...
I let you guess all the staff, customers and so on.