What is the Slavic to English translation for first name lubitza or lubisa and what does it mean?

You're looking for the translation of the Slavic names Ljubica and Lubisa, which are variations of the same root.

Ljubica (Любица) is a feminine name of Slavic origin, meaning "beloved" or "dear". It is derived from the word "ljubav" (љубав), which means "love".

Lubisa (Любиша) is the masculine equivalent of Ljubica, also meaning "beloved" or "dear".

Both names are common in Slavic languages, including Serbian, Croatian, Bosnian, Slovenian, and Bulgarian.