Minors – Age of Majority – Ohio
All persons of the age of eighteen years or more, who are under no legal disability, are capable of contracting and are of full age for all purposes.
Title XXXI, Chap. 3109, § 3109.01
Age of Majority
Voidable; may be disaffirmed at infancy or within reasonable time after age of majority; exception for necessaries (common law)
Ability to Sue
Through personal representative or otherwise may sue by next friend or defend by guardian ad litem; minor not represented must have court appoint guardian ad litem (R. Civ. Pro. 17(B))
Consent to Medical Treatment