are used in the countries of Romania and Moldova in eastern Europe.
From the Romanian region of Ardeal, also called Transylvania. It is possibly derived from Hungarian erdő
From Romanian cojoc
meaning "sheepskin coat". This was an occupational name for a maker of these coats.
Variant of IONESCU
. French-Romanian playwright Eugène Ionesco (1909-1994), born Ionescu
, is a famous bearer of this surname.