Reference
OpenAI's Answer
According to the search results, Monmouth Hawks' opponent in the MAAC tournament quarterfinals varied depending on the specific year and tournament.
In the 2020-21 season, Monmouth Hawks lost to Fairfield in the MAAC quarterfinals, as reported by Monmouth University Athletics (1) and the Asbury Park Press (2).
In the 2021-22 season, Monmouth Hawks took on Niagara Purple Eagles in the MAAC quarterfinals, as reported by Monmouth University Athletics (3) and Niagara University Athletics (4).
Please note that the opponent may vary depending on the specific year and tournament.
Follow Up
Related
What were the results of Monmouth Hawks' games against Fairfield in the MAAC tournament?
Which arena did the Monmouth Hawks play their home games in during the season?
Who was the head coach of the Monmouth Hawks during the 2020–21 season?
Which team did the Monmouth Hawks lose to in the MAAC tournament quarterfinals?