Namesakes
Characters in Celtic Mythology:
1 character
Nia Segamain (m) 
Irish Kings:
1 king
King Nia Segamain 226-219 BC
Notable Actors and Entertainers:
3 actors
Nia Vardalos 1962-
Nia Long 1970-
Nia Roberts 1972-
Notable Filmmakers:
1 screenwriter/director
Nia Vardalos 1962-