A 19-year-old lady is an adult, and she can marry A 19-year-old lady is an adult, and she can marry A 19-year-old lady is an adult, and she can marry A 19-year-old lady is an adult, and she can marry A 19-year-old lady is an adult, and she can marry There’s no constitution anywhere in the world that prohibits marriage for a 19-year-old woman. None. Medically, a 19-year-old woman is also fit for marriage. Generally, any medical condition that advises against marriage at this age is also applicable at other ages, including advanced ages.​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​ There are no established medical contraindications to marriage or reproduction that apply specifically at 19 but not at advanced reproductive ages.