family name vs street name

family name

noun
  • A given name common in a family, or already borne by someone in the family (in the context of naming someone in the family after that family member). 

  • A surname. 

street name

noun
  • A person’s nickname, such as a gangster or mafia name. 

  • The slang term for a drug, as traded on the streets. 

  • Used other than figuratively or idiomatically: see street, name. 

How often have the words family name and street name occurred in a corpus of books? (source: Google Ngram Viewer )