Gracious
Syann is a modern phonetic variant of Sian, the Welsh form of Jane. It ultimately derives from the Hebrew name Yochanan, meaning 'God is gracious'. While rare in the United States, it offers a contemporary twist on a traditional Celtic classic.
Less common today
Syann isn't in the latest US Top 1000. It last peaked at #4,365 in 1998.
US births per 5-year period, 1990βpresent (SSA data).