Marquis Cunningham led the Golden Lions with 13 points. His layup at the 8:03 mark of the first half put UAPB up 27-10. The Golden Lions led 40-28 at the half.
Ghiavonni Robinson and Thaddeus Handley each had 11 points for Arkansas-Pine Bluff.
Grambling State (6-14, 3-5) got 20 points from Deonte Hearns and Gray grabbed 10 rebounds.