The present invention provides an integrated ring clamp of a flashlight, which includes a ring and a clip, wherein the ring has a base; the clip includes a clamping part and a holding part that can hold and be fixed to a body of the flashlight, the holding part is fixed to the clamping part, and the clamping part is detachably fixed to the base. The present invention also provides a flashlight, which includes a flashlight body and the integrated ring clip, and may further include a flashlight sleeve sleeved on the outer face of the flashlight body and wrapping the same. The integrated ring clamp and the flashlight solve the problem of a structural conflict of the ring and the clip, so that the ring and the clip can be present on the flashlight at the same time, thereby achieving diversified functions.