Zieria laevigata is a species of flowering plant in the family Rutaceae. It is endemic to Australia. Common names include smooth zieria, smooth-leaved zieria and twiggy midge bush. It is a shrub that grows to 1.5 metres high. The leaves have three narrow leaflets. Four-petalled white or pale pink flowers are produced from late winter to spring. The species occurs in dry sclerophyll forest and heathland in New South Wales and Queensland.