Short, two-syllable first name with Slavic ties and a French middle name. Works fine for me. I'd suggest spelling it
Lina, though, to up the "Slavic-ness."
Here are some other suggestions:
Anya JolieLara JolieDasha
JolieNika JolieŠpela
JolieHana JolieAlja
JolieEma JolieSara JolieJana Jolie (if alliteration is her thing)
Other middle name possibilities:
ManonLilou
CamilleOceaneMargotAdeleAmelieLucieRomane