A hose coupling is sleeve-shaped form and which, at at least one coupling end, has a connector with a retention profiling provided on the outer circumference at least in one connector subregion, onto which at least one profiled coupling end a hose end of a flexible hose can be pushed. The hose coupling according to the invention is characterized in that the retention profiling is formed by at least one retention groove which is provided on the outer circumference of the connector and which has groove long sides oriented in the connector circumferential direction and groove narrow sides oriented in the connector longitudinal direction.