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Lil Wayne Here's My Official Pardon Letter ... Signed by Donald J. Trump

Lil Wayne can display this next to his platinum albums and Grammy Awards ... his official pardon letter signed by former President Donald Trump.

The rapper's Presidential pardon was filed last week in federal court in South Florida, where Weezy pled guilty in December to a gun charge that could've meant serious time behind bars ... IF Trump hadn't come through for him.

The doc, obtained by TMZ, is embossed with the official seal from the Department of Justice and, of course, Trump's John Hancock.

As you know ... Lil Wayne received the pardon from Trump on his last full day in office. Tunechi was scheduled to be sentenced in March for illegally possessing a loaded weapon on a private jet.

@torylanez / Instagram

That sentencing's off the books now with the pardon ... which came a few months after Weezy endorsed Trump for Prez.

As we reported, Wayne got back to work -- on a music vid with Tory Lanez -- immediately after getting the pardon news.

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