Broad Bay (New Hampshire)
 Broad Bay is a 464 acres (1.88 km2) lake located in Carroll County in eastern New Hampshire United States in the towns of Freedom and Ossipee. Broad Bay is part of a chain of four lakes with identical water levels due to a dam located downstream in Effingham Falls New Hampshire. Upstream a channel connects Broad Bay to Ossipee Lake while a channel leads downstream through Leavitt Bay and Berry Bay to the start of the Ossipee River which flows east into Maine and the Saco River.