Meaning and name origin
Nyah \n-yah\ as a girl's name is of Gaelic and Swahili origin, and the meaning of Nyah is "lustrous; goal, purpose". Nyah is a variant of Nia (Gaelic, Swahili): also short form of names with the -nia ending, used as an independent name after the fashion of Mia.
Nyah is not a popular first name for females and an equally uncommon surname or last name for all people (2000 U.S. Census).
Displayed below is the baby name popularity of the name Nyah for girls (2014 statistics).