A vehicle lamp comprising: a projection lens configured to control light distribution of light from a light source; a lens holder configured to support the projection lens; a housing configured to support the lens holder such that the lens holder is rotatable around a rotation axis extending in a vehicle width direction; and a translucent cover supported by the housing, wherein an air hole (12b3) is formed in a peripheral wall portion of the housing so as to absorb pressure fluctuation in a lamp chamber formed by the housing and the translucent cover, the air hole (12b3) being formed in a side wall portion (12a, 12b) on an vehicle width direction inner side of the housing, wherein the lens holder includes a pair of left and right fulcrum protruding portions (34La, 34Ra) formed at positions on the rotation axis, wherein the housing includes a pair of left and right fulcrum engagement portions (12a1, 12b1) which are formed at positions on the rotation axis on left and right side wall portions thereof and configured to engage with the pair of left and right fulcrum protruding portions, and wherein the fulcrum engagement portion formed on a side wall portion located on the vehicle width direction inner side among the left and right side wall portions is configured as a fulcrum engagement hole which penetrates the side wall portion in the vehicle width direction, the vehicle lamp further comprising: a filter which is mounted on the side wall portion located on the vehicle width direction inner side of the housing so as to close both the air hole and the fulcrum engagement hole being a through hole, wherein the filter is waterproof and moisture diffusive. a projection lens configured to control light distribution of light from a light source; a lens holder configured to support the projection lens; a housing configured to support the lens holder such that the lens holder is rotatable around a rotation axis extending in a vehicle width direction; and a translucent cover supported by the housing, wherein an air hole (12b3) is formed in a peripheral wall portion of the housing so as to absorb pressure fluctuation in a lamp chamber formed by the housing and the translucent cover, the air hole (12b3) being formed in a side wall portion (12a, 12b) on an vehicle width direction inner side of the housing, wherein the lens holder includes a pair of left and right fulcrum protruding portions (34La, 34Ra) formed at positions on the rotation axis, wherein the housing includes a pair of left and right fulcrum engagement portions (12a1, 12b1) which are formed at positions on the rotation axis on left and right side wall portions thereof and configured to engage with the pair of left and right fulcrum protruding portions, and wherein the fulcrum engagement portion formed on a side wall portion located on the vehicle width direction inner side among the left and right side wall portions is configured as a fulcrum engagement hole which penetrates the side wall portion in the vehicle width direction, a filter which is mounted on the side wall portion located on the vehicle width direction inner side of the housing so as to close both the air hole and the fulcrum engagement hole being a through hole, wherein the filter is waterproof and moisture diffusive.