A connector assembly comprising: a first connector including a first housing and a first contact held in the first housing; and a second connector including a second housing and a second contact formed by bending a single metallic plate and held in the second housing, the first connector being mated to the second connector to electrically connect the first contact with the second contact, wherein the first contact includes a plate-shaped contact portion parallel to a mating direction in which the first connector is mated to the second connector, the contact portion has a first contact surface where the second contact is contactable, the first housing includes: a first housing body and a housing cover portion that covers the second housing in a state where the first connector is mated to the second connector, the first housing further includes a pair of side end cover portions that is configured to project in the mating direction from the first housing body and to cover both side ends of the contact portion; a leading end cover portion configured to couple leading ends of the pair of side end cover portions in the mating direction and to cover the leading end of the contact portion; a beam configured to couple the first housing body with a middle portion of the leading end cover portion in a longitudinal direction; characterized in that the second contact includes a pair of first elastic spring pieces that is contactable with the first contact surface and is disposed in such a manner that the first elastic spring pieces sandwich the beam in the state where the first connector is mated to the second connector. a first connector including a first housing and a first contact held in the first housing; and a second connector including a second housing and a second contact formed by bending a single metallic plate and held in the second housing, the first connector being mated to the second connector to electrically connect the first contact with the second contact, wherein the first contact includes a plate-shaped contact portion parallel to a mating direction in which the first connector is mated to the second connector, the contact portion has a first contact surface where the second contact is contactable, the first housing includes: a first housing body and a housing cover portion that covers the second housing in a state where the first connector is mated to the second connector, the first housing further includes a pair of side end cover portions that is configured to project in the mating direction from the first housing body and to cover both side ends of the contact portion; a leading end cover portion configured to couple leading ends of the pair of side end cover portions in the mating direction and to cover the leading end of the contact portion; a beam configured to couple the first housing body with a middle portion of the leading end cover portion in a longitudinal direction; characterized in that the second contact includes a pair of first elastic spring pieces that is contactable with the first contact surface and is disposed in such a manner that the first elastic spring pieces sandwich the beam in the state where the first connector is mated to the second connector.