Spotlight with a vertical central axis (Z-Z), comprising: - a housing (210; 110) extending between a bottom end for carrying a light source and an opposite top end, and having a central axis passing through said ends; - a displaceable frame (130;230;330;430); - a support arm (120;220) for supporting the housing, which extends parallel to the vertical central axis (Z-Z) and a top end of which is connected to the movable frame (130;230;330;430) and a bottom end of which is rotationally connected to the top end of the housing (110;220), so as to allow rotation of the housing relative to the support arm (120;220) about a longitudinal axis of rotation (S-S) perpendicular to the vertical axis (Z-Z), between a non-rotated position, in which the housing is arranged with its central axis coinciding with the vertical central axis (Z-Z) of the spotlight, and a completely rotated position, in which the housing is arranged at an angle of at least 90° relative to the vertical central axis (Z-Z); wherein the support arm (120;220) has a vertical body which extends in a position axially offset, in a transverse direction perpendicular to the vertical central axis (Z-Z) and longitudinal axis of rotation (S-S), relative to the vertical central axis (Z-Z), and the bottom end of the support arm carries a gear wheel, the axis of which coincides with the longitudinal axis of rotation (S-S) of the housing; wherein the longitudinal axis of rotation (S-S) of the housing is arranged in an offset position in the transverse direction relative to the vertical central axis (Z-Z) on the opposite side to the support arm (120;220); - means for rotationally actuating the housing about the longitudinal axis (S-S), arranged inside the housing and comprising a shaft (111;211) rotating with a pinion (111a;211a) which meshes with the gear wheel; - means (160;260) for rotationally actuating the support arm (120;220) relative to the movable frame, about an axis parallel to the central vertical axis (Z-Z). - a housing (210; 110) extending between a bottom end for carrying a light source and an opposite top end, and having a central axis passing through said ends; - a displaceable frame (130;230;330;430); - a support arm (120;220) for supporting the housing, which extends parallel to the vertical central axis (Z-Z) and a top end of which is connected to the movable frame (130;230;330;430) and a bottom end of which is rotationally connected to the top end of the housing (110;220), so as to allow rotation of the housing relative to the support arm (120;220) about a longitudinal axis of rotation (S-S) perpendicular to the vertical axis (Z-Z), between a non-rotated position, in which the housing is arranged with its central axis coinciding with the vertical central axis (Z-Z) of the spotlight, and a completely rotated position, in which the housing is arranged at an angle of at least 90° relative to the vertical central axis (Z-Z); wherein the support arm (120;220) has a vertical body which extends in a position axially offset, in a transverse direction perpendicular to the vertical central axis (Z-Z) and longitudinal axis of rotation (S-S), relative to the vertical central axis (Z-Z), and the bottom end of the support arm carries a gear wheel, the axis of which coincides with the longitudinal axis of rotation (S-S) of the housing; wherein the longitudinal axis of rotation (S-S) of the housing is arranged in an offset position in the transverse direction relative to the vertical central axis (Z-Z) on the opposite side to the support arm (120;220); wherein the support arm (120;220) has a vertical body which extends in a position axially offset, in a transverse direction perpendicular to the vertical central axis (Z-Z) and longitudinal axis of rotation (S-S), relative to the vertical central axis (Z-Z), and the bottom end of the support arm carries a gear wheel, the axis of which coincides with the longitudinal axis of rotation (S-S) of the housing; wherein the longitudinal axis of rotation (S-S) of the housing is arranged in an offset position in the transverse direction relative to the vertical central axis (Z-Z) on the opposite side to the support arm (120;220); - means for rotationally actuating the housing about the longitudinal axis (S-S), arranged inside the housing and comprising a shaft (111;211) rotating with a pinion (111a;211a) which meshes with the gear wheel; - means (160;260) for rotationally actuating the support arm (120;220) relative to the movable frame, about an axis parallel to the central vertical axis (Z-Z).