The 87-year-old once led France's National Front party. | Getty Jean-Marie Le Pen endorses Donald Trump

Jean-Marie Le Pen says that if he were an American, he'd be all in for Donald Trump.

The French politician, who led the far-right National Front party for decades, tweeted Saturday that he would vote for the GOP front-runner.

Advertisement Si j’étais américain, je voterais Donald TRUMP… Mais que Dieu le protège ! — Jean-Marie Le Pen (@lepenjm) February 27, 2016

The tweet, written in French, translates to: "If I were American, I'd vote Donald Trump ... but God bless him!"

Le Pen, 87, is the father of Marine Le Pen, the current president of the National Front.