Surname Ларшер (Larcher 
, Ларшер 
) , across the world, is a common cognomen. The surname Ларшер is habitual in Saint Lucia, where it is quite a common surname, Martinique, and Mauritius (explore the name in all countries). Not in comparison with a country's population, it is commonest in France, Italy, and Austria. Much less frequently, Ларшер is the forename as well as the last name.