* A nickname or shortened form of a longer name. For example, it could be a nickname for "Ludmila" or "Ludovica."
* A variant spelling of a name. It might be a misspelling or an alternative spelling of names like "Luda" or "Luda."
* A name with cultural significance. It's possible that "Luda" has a specific meaning in a particular culture or language.
* A made-up name. In some cases, "Luda" could be a completely made-up name with no particular meaning.
To determine the meaning of "Luda," you need more context.
If you know the person's full name, the language or culture they are from, or the context in which you encountered the name, it may be easier to determine its meaning.