Translation of "Unconventional" in French

He adopted an unconventional lifestyle.

Il adopta un style de vie non-conventionnel.

This artist's lifestyle is unconventional.

Le style de vie de cet artiste est non-conventionnel.

So you have the opportunity to make the unconventional choice.

Vous avez l'occasion de faire un choix non conventionnel.

And it's crucial that this drawing is unconventional, specific, and personal.

Et il est crucial que ce dessin soit non conventionnel, particulier, personnel.