Ionescu (Francisized as Ionesco or Jonesco) is a Romanian surname, derived from the male given name Ion. It may refer to:

Ionescu edit

Ionesco/Jonesco edit

Others edit

  • Sanda Movilă (born Maria Ionescu), novelist
  • N. Porsenna (born Nicu Porsena Ionescu), writer and politician
  • Urmuz (born Dimitrie Dim. Ionescu-Buzeu), writer