GRANDSON (Ger. Grandsee), a town in the Swiss canton of Vaud, near the south-western end of the Lake of Neuchatel, and by rail 20 m. S.W. of Neuchatel and 3 m. N. of Yverdon. Its population in 1930 was 1,663, mainly French-speaking and Prot estant. The old church (once of a Benedictine monastery) con tains Roman columns, etc., from Avenches and Yverdon. It has now a tobacco factory. Its lords were vassals of Savoy, till in 1475 the castle was taken by the Swiss at the beginning of their war with Charles the Bold, duke of Burgundy, whose ally was the duchess of Savoy. It was retaken by Charles in Feb. 1476, and the garrison put to death. The Swiss avenged this deed in a famous battle (March 2, 1476), defeating Charles with great loss. The battle was between Concise and Corcelles, at a place marked by several columns. (See Swiss WARS).