Gram vs Old Man

Gram

name
  • A male given name Alternative form of Graham 

  • A surname. 

  • A town in Denmark 

Old Man

name
  • A title given to the personification of a force of nature or abstract concept, such as Old Man Winter or Old Man River. 

  • A creator god in some Native American mythologies. 

How often have the words Gram and Old Man occurred in a corpus of books? (source: Google Ngram Viewer )