Thyroid disorders constitute one of the most common endocrine disorders seen in pregnancy. Maternal thyroid capacity changes during pregnancy and deficient adjustment to these progressions brings about thyroid dysfunction. A forthcoming and similar clinical examination to know frequency of thyroid disorder in pregnancy and pregnancy result has been talked about. Thyroid disorder might be disregarded in pregnancy in light of vague indications and hyper metabolic condition of pregnancy. Physiological changes of pregnancy can animate thyroid infection. Frequency of thyroid disorder during pregnancy has a wide geographic variety.