These names are delightful! I only have twelve and people are still shocked or surprised that I can tell them apart. Being able to tell them apart with the amount you have is more impressive!
I don't have any specific naming system. I usually name my birds based on either their appearance or personality traits, but I do have some that fall outside of that pattern.
Right now I have:
Potato Chicken - named because of how she used to sit when roosting a lot of the time. also nicknamed...