<p>Provided is a waterproof connector that can prevent disconnection of an electric line and can have a reduced number of components. A fastening hole (2c) is provided to the housing section (2b) of a housing (2), a lance (4c) is provided to a resin-filled rubber plug (4), and by means of the lance (4c) and the fastening hole (2c) engaging, the resin-filled rubber plug (4) is affixed within the housing (2).</p>
