Noun
lowest of the low (plural lowest of the low)
an utterly contemptible individual
An office boy in London was the lowest of the low. The office boy was the tea boy. He would be the dog's body: It means someone who would do anything at all. I was quite prepared for that and enjoyed it. George Carey
What am I in the eyes of most people - a nonentity, an eccentric, or an unpleasant person - somebody who has no position in society and will never have; in short, the lowest of the low. Vincent van Gogh