The present invention provides an intelligent cruise control device installed in a host vehicle and used for performing follow-up cruise control to follow up a moving target located in front of the host vehicle by supplying an operating signal to an auto cruise control device which is used for carrying out auto cruise control to adjust the speed of the host vehicle by carrying out an operation indicated by the operating signal generated by the operating part in accordance with an operation type such as acceleration and deceleration specified by the driver so that the host vehicle is running at the adjusted speed. The intelligent cruise control device further comprises: a storage means for storing information on the operating signal for each operation type such as acceleration and deceleration; an operation determining means for determining the type of an operation required by the host vehicle to follow up a moving target located in front of the host vehicle from information on the speed of the host vehicle and information on the range between the host vehicle and the moving target; and a signal generating means for reading out information on an operating signal for the type of an operation determined by the operation determining means from the storage means and for generating the operating signal in accordance with the information on the operating signal read out from the storage means.