Väisälä

Väisälä may refer to:


 * Vaisala, Samoa, a village in the island of Savai'i
 * Vilho Väisälä (1889–1969), Finnish meteorologist and physicist
 * Vaisala, a company founded by Vilho Väisälä
 * Yrjö Väisälä (1891–1971), Finnish astronomer and physicist
 * 1573 Väisälä, a main belt asteroid
 * Väisälä (crater), a lunar impact crater