2008–09 Boston Celtics season Game log December

| Game | Date_ | Team | Score | High_points | High_rebounds | High_assists | Location_Attendance | Record |
|---|---|---|---|---|---|---|---|---|
| 28 | December 21 | New York | W 124–105 (OT) | Rajon Rondo (26) | Kendrick Perkins (12) | Kevin Garnett (8) | TD Banknorth Garden 18,624 | 26–2 |
| 29 | December 23 | Philadelphia | W 110–91 (OT) | Kevin Garnett , Rajon Rondo (18) | Kendrick Perkins (11) | Paul Pierce (7) | TD Banknorth Garden 18,624 | 27–2 |
| 30 | December 25 | @ L.A. Lakers | L 83–92 (OT) | Kevin Garnett (22) | Paul Pierce (10) | Rajon Rondo (12) | Staples Center 18,997 | 27–3 |
| 31 | December 26 | @ Golden State | L 89–99 (OT) | Paul Pierce (21) | Rajon Rondo (10) | Rajon Rondo (9) | Oracle Arena 19,596 | 27–4 |
| 32 | December 28 | @ Sacramento | W 108–63 (OT) | Kevin Garnett (21) | Kendrick Perkins (12) | Rajon Rondo (6) | ARCO Arena 16,029 | 28–4 |
| 33 | December 30 | @ Portland | L 86–91 (OT) | Paul Pierce (28) | Kevin Garnett (8) | Rajon Rondo (7) | Rose Garden 20,651 | 28–5 |