Asikkala is a municipality of Finland. Its seat is in Vääksy, at the shores of the Lake Päijänne. It is located in the province of Southern Finland and is part of the Päijänne Tavastia region.

The municipality has a population of 8,063 (31 December 2020) and covers an area of 755.55 square kilometres (291.72 sq mi) of which 192.13 km² (74.18 sq mi) is water. The population density is 14.31 inhabitants per square kilometre (37.1/sq mi).

The municipality is unilingually Finnish, by law since 1996.