In Ohio we have both a "no-fault" and "fault" grounds for divorce.
The "no-fault" grounds include "incompatibility" and "living separate and apart without cohabitation for one year".
There are nine "fault" grounds in Ohio.
- another spouse living at the same time of marriage (bigamy)
- willful absence of a party from the marital home for one year
- adultery
- extreme cruelty
- fraudulent contract
- gross neglect of duty
- habitual drunkenness
- imprisonment of the adverse party in a state or federal institution at the time of filing
- an out-of-state divorce