Chris Ledlum had 12 points and eight rebounds for the Crimson (6-4), who have won four in a row at home.
Harvard shot 58% from the floor and had 15 assists on 32 made baskets.
UMass shot 33% and had more offensive rebounds (15) than defensive rebounds (12). The Minutemen had only five assists on 19 made field goals.
UMass plays at home against Yale on Wednesday. Harvard plays at George Washington on Saturday.
For more AP college basketball coverage: https://apnews.com/Collegebasketball and http://twitter.com/AP-Top25
This was generated by Automated Insights, http://www.automatedinsights.com/ap, using data from STATS LLC, https://www.stats.com
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