A manual gearshift device for an automotive automatic transmission operative in an automatic shift mode in which a gear ratio is automatically varied according to driving conditions and a manual mode in which a gear ratio is manually changed is disclosed. The manual gear shift device, that is installed to spokes of a steering wheel extending in substantially diametrically opposite horizontal directions, comprises a first gearshift switch which is installed to one of the spokes at an obverse side of the steering wheel and provides a shift-up command signal and a second gearshift switch, desirably different in shape and operative direction from the first gearshift switch, which is installed to one of the spokes at a reverse side of the steering wheel and provides a shift-up command signal.