Likely a modern combination of Maria and Beverly
Mayerly is a modern creative name primarily used in Latin American communities. It is likely a portmanteau of the classic Hebrew name Maria, meaning 'bitter' or 'beloved', and the English name Beverly, meaning 'beaver meadow'.
Less common today
Mayerly isn't in the latest US Top 1000. It last peaked at #4,494 in 2002.
Colombian peace activist and Nobel Peace Prize nominee
US births per 5-year period, 1990βpresent (SSA data).