To provide a pipe cutter preferably cutting pipes of various diameters into a state where a circular cut surface is held.

The pipe cutter includes a pair of levers 2 and 3 pivoted by a pivot shaft 1 so as to cross each other openably/closably, a cutting edge 4 provided at the front end of one lever 2 of the pair of levers 2 and 3, and a movable block 5 mounted at the front end of the other lever 3 so as to be longitudinally movable and fixed at any position, the upper surface of the movable block 5 is provided with a first pipe-receiving portion 6, a second pipe-receiving portion 7 is formed between a rear end surface 5a or a lower surface 5b of the movable block 5 and a front end surface 3a of the other lever 3, the second pipe-receiving portion 7 has a pipe-holding width changeable by moving the movable block 5 forward according to the diameter of a pipe to be cut.