Lamont Jones added 20 points, Taaj Ridley 12 and Sean Armand 10 for the Gaels (6-1, 2-0 Metro Atlantic Athletic Conference), who have beaten Niagara in five of their last six meetings overall.
Iona has won six straight since dropping its season opener against Purdue 91-90 in the Puerto Rico Tip-Off.
Glover started the game’s scoring with a pair of free throws, Ridley hit a jumper and Jones knocked down a 3 to put Iona up 7-0 early in the contest.
The Gaels led the entire way, ahead by 22 points at the break and outscoring Niagara 54-40 in the second half.
Scott Machado chipped in 12 assists for Iona.
Juan’ya Green led the Purple Eagles (3-5, 0-2) with 25 points.