An endoscope connector for connecting an endoscope to an external device, comprising: a first opening 15 h 1 and a second opening 15 h 2 for exposing a predetermined member of an endoscope connected to an external device to the outside And a support member which is disposed in the exterior member and holds a predetermined member. The support member is provided with a first opening 15 h 1 and a second opening 15 h 2 on the end portion side of the exterior member An insertion hole 30 c facing a different region is formed.内視鏡を外部装置に対して接続するための内視鏡用コネクタであって、外部装置に接続される内視鏡の所定部材を外部に露出させる第1開口15h1及び第2開口15h2を端部側に有する外装部材と、外装部材内に配置され所定部材を保持する支持部材30と、を具備し、支持部材30に、外装部材の端部側における第1開口15h1及び第2開口15h2とは異なる領域に臨む挿通孔30cが形成されている。