1. A vehicle surroundings monitoring apparatus, comprising: own vehicle traveling conditions detecting means for detecting traveling conditions of an own vehicle; vehicle forward information detecting means for detecting a vehicle forward information including a solid object and a road information ahead of said own vehicle; own vehicle traveling path estimating means for estimating a traveling path of said own vehicle according to at least either of said vehicle forward information and said traveling conditions; first judgment region establishing means for establishing a first judgment region corresponding to said solid object detected based said traveling path of said own vehicle; second judgment region establishing means for establishing a second judgment region corresponding to said solid object detected based on at least either of said first judgment region and said road information detected by said vehicle forward information detecting means; and preceding vehicle judging means for judging whether said solid object is a preceding vehicle, a tentative preceding vehicle or other objects according to the state of existence of said solid object in said first judgment region and said second judgment region.