This document is the 8th member of the "Realms" series which is a series of NPCs, that dungeon masters can use. This document provides 10 witches for your campaign. The lowest CR is 1/2 and the highest is 10.
The first document of the series, which is a "pay what you want" type, is here: https://www.dmsguild.com/product/333480/Bandits-of-the-Realms
The second part of the witch series... [click here for more]