Provided is a connector capable of preventing foreign matter from entering from outside even under a high-vibration or high-temperature environment. The connector (10) according to the present disclosure includes a pair of a first fitting object (16) and a second fitting object (30) capable of being fitted together; a contact (50) provided to at least one of the first fitting object (16) and the second fitting object (30); and a first filler (70a) and a second filler (70b) provided respectively to the first fitting object (16) and the second fitting object (30), in which the first filler (70a) and the second filler (70b) are crushed and integrated to each other around the contact (50) when the first fitting object (16) and the second fitting object (30) are fitted together.