Janja Vidmar (born 23 March 1962 in Ptuj, Slovenia [then as SR Slovenia in SFR Yugoslavia]) is a Slovenian author and screenwriter.
She is One of Slovenia's most acclaimed authors of youth literature (Princeska z napako, Debeluška, Zoo, Pink, Kebarie, ...), and is recently tackling adoult literature as well (Tretja možnost).