An autonomous driving control apparatus capable of switching between a manual driving mode which requires a driving operation by a passenger of a vehicle, and an autonomous control mode which does not require the driving operation by the passenger of the vehicle, and a driving assist mode which assists driving operations by performing some of the driving operations by the passenger of the vehicle, the autonomous driving control apparatus comprising: an autonomous driving control unit configured to control the vehicle in the autonomous control mode; and an information notification unit configured to give notice to the passenger of the vehicle, wherein, when the driving operation by the passenger is required after switching from the autonomous control mode to the manual driving mode, the autonomous driving control unit is configured to conduct a first notice control to cause the information notification unit to give notice that the driving operation by the passenger is required, characterized in that: the autonomous driving control unit is configured, when a curve is approaching for a first time after cancellation of the autonomous driving, to notify by said first notice control the passenger that the curve is approaching and steering is required, wherein, the autonomous driving control unit is configured to judge that steering by the passenger is required for said first time after switching from the autonomous control mode to the manual driving mode; said judgement being based on searching for a point along a traveling pathway where a steering control causes a steering angle to change for a specified amount or more from a current steering angle, wherein the autonomous driving control unit is configured to perform the first notice control before the vehicle reaches the point, when the driving operation is required for a first time. an autonomous driving control unit configured to control the vehicle in the autonomous control mode; and an information notification unit configured to give notice to the passenger of the vehicle, wherein, when the driving operation by the passenger is required after switching from the autonomous control mode to the manual driving mode, the autonomous driving control unit is configured to conduct a first notice control to cause the information notification unit to give notice that the driving operation by the passenger is required, characterized in that: the autonomous driving control unit is configured, when a curve is approaching for a first time after cancellation of the autonomous driving, to notify by said first notice control the passenger that the curve is approaching and steering is required, wherein, the autonomous driving control unit is configured to judge that steering by the passenger is required for said first time after switching from the autonomous control mode to the manual driving mode; said judgement being based on searching for a point along a traveling pathway where a steering control causes a steering angle to change for a specified amount or more from a current steering angle, wherein the autonomous driving control unit is configured to perform the first notice control before the vehicle reaches the point, when the driving operation is required for a first time. the autonomous driving control unit is configured, when a curve is approaching for a first time after cancellation of the autonomous driving, to notify by said first notice control the passenger that the curve is approaching and steering is required, wherein, the autonomous driving control unit is configured to judge that steering by the passenger is required for said first time after switching from the autonomous control mode to the manual driving mode; said judgement being based on searching for a point along a traveling pathway where a steering control causes a steering angle to change for a specified amount or more from a current steering angle, wherein the autonomous driving control unit is configured to perform the first notice control before the vehicle reaches the point, when the driving operation is required for a first time.