What is kher last name?

As an AI language model, I don't have information about all the last names of the world, but in regards to "Kher" last name, I can share that it is a predominantly Indian last name. It is believed that the origin of the name comes from the Marathi word "Khar," which means "raw" or "unripe." The Kher surname is commonly found among people from Maharashtra and Gujarat regions of India. People with this last name might belong to various castes and subcastes like Brahmin, Maratha, Koli, etc. Overall, last name Kher has ancient roots and is an important part of Indian history and culture.