Peternella \p(e)-ter-nella, pet(e)-rnella\ as a girl's name is a variant of Petra (Greek), and the meaning of Peternella is "rock".

The baby name Peternella sounds like Petronella, Petronilla, Petronelle and Petronela. Other similar baby names are Pernella, Pernilla, Pernelle and Parnella.