Unda

Unda or UNDA may refer to:


 * Unda (genus), a genus of Amoebozoa
 * Unda (plural "undae"), a term for an extraterrestrial dune field
 * Unda (organization), the International Catholic Association for Radio and Television which was merged with OCIC to form SIGNIS in 2001
 * Unda (film), a Malayalam-language action comedy film
 * University of Notre Dame Australia