Angelina Jolie & Brad Pitt's Son Maddox Dropping 'Pitt' From Last Name

Brad Pitt and Angelina Jolie's son Maddox Jolie-Pitt really looks like he wants nothing to do with his famous pops ... because he's legally dropping his surname. Maddox filed paperwork requesting a legal name change ... specifically, dropping the "Pitt" from his last name and making his name…