It depends on the type of work is being done with leather. If you work at the factory or tannery - you would be known as a 'tanner'. If you make products from leather, it would depend on what is made.....i.e. saddles/saddlemaker - shoes/corwainer - bags,belts/leathersmith or leather worker. Each leather trade would have its own name. It would depend on the product being made.
Leatherworking is a profession that allows you to use leather to make Leather and Mail armor. Leather is provided by a Skinner (who uses a skinning knife to skin slain beasts). Leatherworkers can also improve such leather by combining multiple lesser pieces of leather into a single higher-grade leather.
See related links for a listing of Leather-working Trainers
A person who works with leather is commonly referred to as a leatherworker or leather crafter. They may specialize in tasks such as cutting, sewing, and shaping leather to create various products like bags, belts, or wallets.
A person who makes leather is called a Tanner.
a tanner
People who work with leather do not have a specific name and often referred to simply as Leatherworkers.A person who makes leather is called a tanner.
a person who works with leather would use an awl
Tech Person
a slave
Employee
someone who works for a business
An employee.
keelman
moofer