Is Gary garland the same that played at depaul?

No, they are different people. Gary Garland who passed in 2021, was an American professional basketball player. Following college at DePaul, he played in the National Basketball Association (NBA) for the Philadelphia 76ers and the Washington Bullets. He was the head basketball coach at University of Northern Colorado from 1978 to 1984.

There was another Gary Garland, who was an American jazz pianist.