Meaning Derives from the male name Sidney which was the Anglicised version of the French 'Saint Denis'. Origin of Sydnee French +-100%Zoom level changed to 1 Popular Middle Names Rae, Rose, Sky, Grace, Janae, Malia, Marie Pronunciation 🔊 Listen Sydnee SID-nee Similar Names Cydney Amice Dennise Denisha Denice Deniece Denissa Denyse Tatiana Seren Year by Year Popularity of Sydnee