Gingins is a municipality in the district of Nyon in the canton of Vaud in Switzerland.
Gingins is first mentioned around 1144-59 as Gingins. In October 1535, a major battle was fought in that locality between the forces of the republic of Geneva and Charles III, Duke of Savoy, which ended in the latter's defeat.
Gingins has an area, as of 2009, of 12.6 square kilometers (4.9 sq mi). Of this area, 4.32 km2 (1.67 sq mi) or 34.3% is used for agricultural purposes, while 7.38 km2 (2.85 sq mi) or 58.7% is forested. Of the rest of the land, 0.79 km2 (0.31 sq mi) or 6.3% is settled (buildings or roads) and 0.09 km2 (22 acres) or 0.7% is unproductive land.
Of the built up area, housing and buildings made up 4.2% and transportation infrastructure made up 1.3%. Out of the forested land, 53.8% of the total land area is heavily forested and 4.8% is covered with orchards or small clusters of trees. Of the agricultural land, 11.6% is used for growing crops and 4.7% is pastures and 17.5% is used for alpine pastures.