Chicken breeders could be referred to as chicken wranglers; sellers of chicken meat for food would be meat marketers.
A poultryman
a purveyor of perishable poultry protein
a purveyor of perishable poultry protein
A poulterer
docter
poultryman
An author is a person who writes and sells books.
The person who sells drink is known as sellsmen
baker
A person who sells books is commonly referred to as a bookseller or a book vendor.
You call a person who sells flowers a (Florist)
A person who sells ship supplies is called a chandler
That person would be called a traitor.
A person who sells jewels is called a jeweler.
fishmonger
A chandler.