Joanna Krupa — Mel Gibson’s a Good Person, He Made That Jesus Movie

Ex-“Dancing with the Stars” person Joanna Krupa thinks Mel Gibson is a really good guy — and the ONLY justification she has to back up her opinion … is Mel made “Passion of the Christ.”

The model was leaving BOA Steakhouse in L.A. Monday night … when we asked about those photos of Maria Menounos getting frisky with Mel at her 34th birthday party.

Krupa — who was raised Catholic — mulled it over and then said, Mel “does have a bad reputation, but you know what … he did “Passion of the Christ,” so he”s a good guy.”

So we gotta ask …