léon kalenga badikebele (17 july 1956 – 12 june 2019) was a congolese prelate of the catholic church. he worked in the diplomatic service of the holy see. he held the rank of apostolic nuncio from 2008 until his death and was nuncio to argentina from 2018 until his death in june 2019. he was born in kamina, haut-lomami, then in the belgian congo.