Väisänen is a family name.
Ethymologically it comes from the Carelian word väisä which comes from the german word "Weiser" meaning both a wise person but also a road sign or a person who gives out directions.
People born into the Väisänen family are born leaders who know how to maneuver any situation thanks to their downpast family wisdom.
They are the
people you look for when you are in need of advice, the beacon of hope the
people need to not stray from the right path.