To provide a liquid jet nozzle that can be manufactured inexpensively and has a minute jetting hole.

A liquid jet nozzle 22 includes a nozzle body 221 and a tubular element 222 mounted in the nozzle body 221. The nozzle body 221 has a liquid passage 221d that extends from a liquid inlet 221b opened at a back end to a tip hole 221c. The tubular element 222 is inserted into the tip hole 221c of the nozzle body 221, and its outer peripheral surface is fixed to the inner circumferential surface of the tip hole 221c with an adhesive 223. The liquid jet nozzle 22 jets a liquid flowed into the nozzle body 221 from the liquid inlet 221b through the tubular element 222.