The present invention relates to a multifunctional ignition lock for an electric car or a motorcycle. The multifunctional ignition lock comprises a lock housing, and the lock housing is internally provided with a rotating shaft, a rotor, a lock shaft, a switch, a lock rod and an auxiliary lock module. The rotating shaft is provided with a driving piece which can drive closing of the switch when the driving piece slides, the rotating shaft is provided with a first chute in an axial direction, the lock rod is inserted into the first chute, a transmission shaft is connected between the rotor andthe rotating shaft, a transmission structure is arranged between the transmission shaft and the lock shaft, the rotating shaft is provided with a second chute, and the lock housing is provided with anelectromagnet; and the auxiliary lock module comprises a telescoping rod, a pressing piece and a driving disc, the lock housing is internally provided with a spacing piece which is in sliding fit with the lock housing, and the driving disc is provided with a recess. According to the technical scheme, the multifunctional ignition lock for the electric car or the motorcycle does not need arrangement of a lock cylinder, can perform ignition and locking of a vehicle head when directly inducting a key, is more convenient to use and high in antitheft coefficient; and moreover, the functions are wider.