1984–85 Boston Celtics season Game log December

| Game | Date_ | Opponent | Score | Location_ | Record |
|---|---|---|---|---|---|
| 24 | Sat. Dec. 15 | @ Atlanta Hawks | 101-94 | The Omni | 21-3 |
| 25 | Tue. Dec. 18 | @ New York Knicks | 126-108 | Madison Square Garden | 22-3 |
| 26 | Wed. Dec. 19 | Milwaukee Bucks | 92-107 | Boston Garden | 22-4 |
| 27 | Fri. Dec. 21 | Indiana Pacers | 117-107 | Boston Garden | 23-4 |
| 28 | Sat. Dec. 22 | @ Chicago Bulls | 85-110 | Chicago Stadium | 23-5 |
| 29 | Wed. Dec. 26 | @ Phoenix Suns | 119-114 | Arizona Veterans Memorial Coliseum | 24-5 |
| 30 | Thu. Dec. 27 | @ Los Angeles Clippers | 118-103 | Los Angeles Memorial Sports Arena | 25-5 |
| 31 | Sat. Dec. 29 | @ San Antonio Spurs | 120-112 | HemisFair Arena | 26-5 |
| 32 | Sun. Dec. 30 | @ Milwaukee Bucks | 98-114 | The MECCA | 26-6 |