What does the name Louisa mean? The meaning of the name Louisa is Famous Warrior. The origin of the name Louisa is English. This is the culture in which the name originated, or in the case of a word, the language.
Alternate spellings: Luisa, Luiza
People who like the name Louisa also like: Charlotte
, Violet Henry
Name Notes: Louisa May Alcott, author.