The answer is Margaret Sanger.
I do not know who coined tje phrase but i know this . It mustve been a woman and an unmarried one at that!
Who coined the phrase, One in a million””
A coined expression is a phrase that is very popular or one that is used often. A coined expression can also be a new phrase or an existing phrase or word that is used in a new sense.
Nam June Paik coined the phrase "Information Highway" in 1974. :)
Bill Engvall is the comedian who coined the phrase, "Here's your sign".
robert hooke coined the phrase tiny boxes and he was looking at a cell
Neologism
Who coined the phrase For it is easier to build a child then to repair an adult.
Me
Socrates
"Git-R-Done" is a phrase that was coined by comedian Larry the Cable Guy.