We here record five robber fly (Asilidae) species [Lasiopogon cinctus (Fabricius, 1781), Stenopogon mediterraneus Lehr, 1963, Saropogon longicornis (Macquart, 1838, Machimus arthriticus (Zeller, 1840), Machimus gonatistes (Zeller, 1840)] belonging to three subfamilies and four genera for the first time in Turkey. While all species are reported from Turkish Thrace, one of is also from Anatolia. Distributional data and taxonomical remarks with photographs of male genitalia and habitus for each species are given.