A bicycle operating unit connector is provided with a first attachment portion and a second attachment portion. The first attachment portion includes a curved mounting surface with an opening that is detachably attached to an outwardly facing surface of a band part of a clamp portion of a brake operating unit by an adjustable connection for changing a relative position of the connector with respect to the clamp portion of the brake operating unit. The second attachment portion extends from the first attachment portion. The second attachment portion includes a hole that is configured to be detachably attached to a shift operating unit.