Home Misspellings How to spell had’nt? Had’Nt or had not? Which one is correct? by hersey September 30, 2018 Reading Time: 0min, 8sc + - 0 Had’Nt or had not Which one is correct? You can find the answer below. Incorrect Had’Nt Correct Had Not You can find more information about Had Not word here. Rate this post Correct spelling of Had'NtHow do you spell Had'Nt