Ridala () was a rural municipality of Estonia, in Lääne County. It had a population of 3,245 (2016) and an area of .
In 2007 it was merged with the city of Haapsalu to establish the Haapsalu urban municipality.
Part of the parish is within the Matsalu National Park.
Ridala Parish had two small boroughs and 56 villages.
Aamse, Allika, Ammuta, Emmuvere, Erja, Espre, Haeska, Herjava, Hobulaiu, Jõõdre, Kabrametsa, Kadaka, Kaevere, Kiideva, Kiltsi, Kiviküla, Koheri, Koidu, Kolila, Kolu, Käpla, Laheva, Lannuste, Liivaküla, Litu, Lõbe, Metsaküla, Mäeküla, Mägari, Nõmme, Panga, Parila, Puiatu, Puise, Pusku, Põgari-Sassi, Rohense, Rohuküla, Rummu, Saanika, Saardu, Sepaküla, Sinalepa, Suure-Ahli, Tammiku, Tanska, Tuuru, Uneste, Uuemõisa, Valgevälja, Varni, Vilkla, Võnnu, Väike-Ahli, Vätse, ÃÂsse.