Five new gall wasp species, Aulacidea koeiana Melika, Tavakoli Stone, sp. nov., A. lorestanica Melika, Tavakoli Stone, sp. nov., A. piroziae Melika, Stone Pujade-Villar, sp. nov., Phanacis strigosa Melika, Stone Tavakoli, sp. nov., P. tavakolii Melika, Stone Pujade-Villar, sp. nov. are described from Lorestan, Iran. Descriptions, diagnoses, plus information on biology and host associations are given for all new species, and we provide the first description of the male of Isocolus beheni Melika Karimpour, 2008.