Reference

The Minions' language is made up of words from multiple real languages. Universal Pictures. Minionese, as it's known, is a constructed language created by Despicable Me co-directors Pierre Coffin

The Minions, small yellow creatures who serve as henchmen to the villainous Gru in the films, speak it. The language is made up of various elements, such as gibberish, nonsense words, and borrowed words from other languages. ... Coffin created the Minion language and also provided the voices for the characters in the films. Coffin has stated

The truth, according to a section of the production notes of the 2013 movie, is that the language is indeed just gibberish with random words from many different languages put in. As the creator of the Minions himself (and the man voicing them), Pierre Coffin - a Frenchman who co-directed the first two Despicable Me films as well as the new