MS Westerdam is a Vista Class cruise ship owned by Holland America Line's Vista Class. It is the third ship of the class to be operated by the line as well as being the third ship to bear the moniker Westerdam. It is sister to the MS Oosterdam MS Zuiderdam and the MS Noordam. The names of the four ships translate to the four directions of the compass in Dutch. The ship was christened on April 25 2004 in Venice Italy by Dutch actress Renée Soutendijk. In 2010 the ship visits Europe.
Builder of the MS Westerdam is Fincantieri.