Leather can be made from deer
Leather is made from animal skin, from cows to rabbits, deer or bears.
Suede is a way of processing leather and is generally made from lamb, but can also be made from pig, calf, deer, etc.
It's chamois.
Doeskin is the leather from the skin of a female deer - as distinct from buckskin.
This includes leather made from deer, calf, pig, goat, sheep, lamb, kangaroo, and various reptiles
Any animal that is hunted for the raw hide leather can be turned into brown leather shoes. However, the most typical animal for anything brown leather is a deer.
Leather can be made from calves
Leather can be made from goats
Leather can be made from sheep
Leather can be made from pigs
Leather is genuine leather, but watch out as leather look is not the same as genuine leather, if it has come from an animal and has a suede to the underside it is genuine leather.
Sacajawea wore leather clothing made from deer hides.