Gall specimens on leaves and branches of Rosa canina and Prunus spinosa were investigated. Field studies were conducted from February to June 2013 in European part of Turkey (Trakya University Arboretum, Edirne). In the study, from the galls collected from R. canina leaves and shoots, seven parasitoid and inquiline (Hymenoptera) species (Eupelmus urozonus, Exeristes roborator, Glyphomerus stigma, Orthopelma mediator, Pteromalus bedeguaris, Torymus bedeguaris, and Periclistus brandtii, belonging five families) associated with the three gall wasp (Hymenoptera) species (Diplolepis mayri, D. rosae, D. spinosissimae, belonging one family) were recorded. From the galls on P. spinosa leaves, one gall midge (Diptera) species (Putoniella pruni) was recorded. In addition, six species were determined as new records for the dipteran and hymenopteran fauna of Edirne province, European part of Turkey, and Turkey.