Namesakes
Characters in Norse Mythology:
1 character
Nanna (f) 
Notable Athletes:
1 soccer
(soccer) Nanna Christiansen 1989-
Notable Musicians:
1 musician
Nanna Bryndís Hilmarsdóttir 1989-
Olympic Medalists:
1 bronze/silver
(bronze/silver) Nanna Jansson 2002; 2006 ice hockey