Hope
Naydine is a rare variant of Nadia or Nadine, which ultimately derives from the Slavic name Nadezhda. It carries the optimistic meaning of hope and has been used sparingly in English-speaking countries since the early 20th century.
Less common today
Naydine isn't in the latest US Top 1000. It last peaked at #10,042 in 2001.
US births per 5-year period, 1990βpresent (SSA data).