It'll be hard enough seeing Marcus Smart in a Lakers uniform. It'll be worse knowing Marcus Smart really could have helped the Celtics.

Daniel Theis was a favorite of Boston Celtics during his five years wearing the green. He's turned into a basketball ...

Following Lillard's return to the Trail Blazers, one Boston Celtics alum, Marcus Smart, has come up as a possible target for ...

The former Boston Celtics fan favorite is reportedly drawing interest from multiple teams around Europe this summer ...

The Celtics looked incredible in the season opener, but their fans were still upset about one tiny thing.

The Boston Celtics fan favorite is reportedly being monitored by multiple contending-level teams as we approach the offseason ...

On the fan engagement side, Celtics fans showed their usual loyalty, driving record viewership on NBC Sports Boston and racking up over 880 million global video views across social and digital ...

The Boston Celtics received their championship rings and raised Banner 18 to the TD Garden rafters on Tuesday night.

Boston Celtics rumored to lower payroll after this season's playoff run Kristaps Porziņģis will likely be moved in a trade this offseason, preferrably for a less expensive option in the frontcourt.

Packing the roads from City Hall Plaza to Causeway Street, Celtics fans arrived to celebrate Banner 18 early while carrying the “highest expectations ever” for the season ahead.

Following a big win at home in Game 5 on Wednesday, many Celtics fans found renewed hope in the team, who lost the first two games of the series at home, as well as Game 4 in New York last Monday ...

The Boston Celtics are perhaps the most storied franchises of all time in the NBA, but as we move deeper into the digital era, the way the fans connect with the team has become completely transformed.