Princess or lady
Zaydie is a modern phonetic variant of Sadie, which originated as a diminutive of the Hebrew name Sarah. It carries the same regal meaning of 'princess' or 'noblewoman' while offering a more contemporary, zippy initial.
Less common today
Zaydie isn't in the latest US Top 1000. It last peaked at #11,978 in 2022.
US births per 5-year period, 1990βpresent (SSA data).