The invention discloses a paulownia wood antique finishing method which comprises the following working procedures: soaking in dilute acetic acid, treatment by quicklime, co-treatment by potassium permanganate and gasoline, antique finishing by an iron brush, soaking in tea water, and the like. According to the paulownia wood antique finishing method provided by the invention, dilute acetic acid, quicklime, potassium permanganate and tea water are utilized for treatment, so that the corrosion to the paulownia wood is low, the faint scent of the paulownia wood is increased, the grain of the paulownia wood is deepened, and the antique simplicity is improved; meanwhile, through polishing by the corroded iron brush and temperature treatment, a clear and uniform grain is formed on the surface of the paulownia wood, and the antique-simplicity color of the paulownia wood is further deepened; and after the treatment, the defect that the paulownia wood is relatively soft in texture can be remarkably overcome.