Jackie vs Jacky

Jackie

name

  • A diminutive of the female given name Jacqueline or Jacquelyn. 

  • A diminutive of the male given name Jack, Jacques (and its cognates) or John. 

Jacky

name

  • A diminutive of the female given name Jacqueline. 

  • A nickname used instead of the male given name Jack, Jacques (and its cognates) or John. 

noun

  • An aborigine. 

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