Celentano saved five shots in the first half against Penn State on Sunday.
Penn State came into its match with Indiana at 4-0 in the Big Ten.
With the win, Indiana moves up to fourth in conference standings.
The junior defender first received the award in the beginning of September.
Seven Hoosiers scored Saturday and six saw action for the first time this season.
Indiana will face the University of Nebraska Omaha on Wednesday and Trine University on Saturday.
Victor Bezerra scored his first goal of the season but it wasn’t enough for the win.
Freshman Patrick McDonald scored his first career goal at Indiana in the 1-0 win.