A single specimen of Paradella dianae (Menzies 1962) (Isopoda, Flabellifera, Sphaeromatidae) was collected at the depths ranging 0-5 m on the rocky bottom of the Cape Dogan in Fethiye Bay on the Levantine Sea coast of Turkey on 9 July 2008. The alien isopod, P. dianae, is reported from Turkish coast for the first time.