A guide lamp for a vehicle to indicate a proceeding direction of the vehicle includes a housing partitioned into a first area and a second area adjacent to each other, a substrate disposed on a rear face of the housing, and a light source unit mounted on the substrate. The light source unit includes a first light source module corresponding to the first area and including at least one light emitting element, and a second light source module corresponding to the second area and including at least one light emitting element. The guide lamp for the vehicle further includes a first lens unit disposed in front of the light source unit, and the first lens unit includes a first guide lens corresponding to the first light source module in the first area, and a first backup lens corresponding to the second light source module in the second area.