Meaning and history
Scottish diminutive of Mairead, Maisie was long used in the United Kingdom and Australia before becoming popular at the end of the 20th century. In the United States, it was brought to public attention by British actress Maisie Williams (1997–), who played Arya Stark on Game of Thrones beginning in 2011; her birth name is Margaret.
Maisie rose from #256 to #233 for girls between 2024 and 2025. That year also produced its highest recorded birth count, at 1,328.