Lothíriel

Lothíriel is the cousin of Faramir and Boromir and the wife of Éomer

History
Sometime after the war with Sauron, Lothíriel and Éomer meet each other and marry one another. Thus, Lothíriel becomes Queen of Rohan, becoming its first queen in forty years. She and Éomer have at least one a child, a son named Elfwine.