Disclosed in a lamp for a vehicle, the lamp including a light source configured to emit light, and a pattern conversion unit disposed forward of the light source and configured to form two or more types of light distribution patterns by receiving the light emitted from the light source, in which the pattern conversion unit includes a light-transmitting member disposed to face the light source and configured to transmit the light emitted from the light source, and a polymer dispersed liquid crystal (PDLC) member provided to be in close contact with one surface of the light-transmitting member.