Admirable or beautiful; possibly a variant of Cheyenne
Shayann is a modern American name likely created as a phonetic variant of Cheyenne, a Native American tribal name meaning 'speakers of a different language'. It may also be interpreted as a combination of the Irish name Shay, meaning 'admirable', and the suffix -ann.
Less common today
Shayann isn't in the latest US Top 1000. It last peaked at #7,454 in 1998.
US births per 5-year period, 1990βpresent (SSA data).