Last name ยศธรรม (Dharma 
, ยศธรรม 
, Yottham ) , globally, is a common surname. The family name ยศธรรม is characteristic of Indonesia, where it is quite a common surname, Qatar, where it is quite a rare surname, and United Arab Emirates. Measured by absolute frequency, it most frequently occurs in Indonesia, India, and Nepal. More frequently, ยศธรรม is the forename as well as the last name.