A lever-type connector includes a mating housing having a cam boss and a release rib portion, a housing that has a support shaft and a temporarily locked portion and that is fitted into and removed from the mating housing, and a lever having a temporary locking arm portion where a temporary locking portion is temporarily locked to the temporarily locked portion and is unlocked from the temporarily locked portion by the release rib portion, the lever having a cam groove including a boss pick-up portion and a boss holding portion that engage with the cam boss, and the lever being rotated from a temporary locking position to a fitting completion position via the support shaft to cause the cam groove to engage with the cam boss, thus moving the mating housing toward the housing and fitting the mating housing and the housing to each other.