The invention discloses a solar energy and wind energy complementary type heat and power cogeneration system which comprises a solar light-concentrating thermal power generation system, a wind power generation heating system and a steam heat storage and supply system, wherein the solar light-concentrating thermal power generation system comprises a heliostat, a heat absorption tower, a heat absorber, a steam pocket, a steam turbine, a power generator, a steam condenser, a deaerator and a water supply pump, and the steam pocket is used for steam-water separation; the steam heat storage and supply system comprises a steam heat storage tank, a heat filling pipeline, a heat releasing pipeline, a steam and heat supply pipeline, and the like, and the steam heat storage tank is provided with water on the lower part and saturated steam on the upper part; the wind power generation heating system comprises a wind generation set, an electric transmission line and an electric heating device, and the electric heating device is arranged below the water level inside the steam heat storage tank. The solar energy and wind energy complementary type heat and power cogeneration system disclosed by the invention overcomes the technical defects of uncontrollability and discontinuity, which are caused due to variable external environment, of solar energy and wind energy power generation, realizes the purpose of heat and power cogeneration, has high utilization ratio of solar energy and wind energy and achieves the target of sufficient development of environment-friendly energy sources.