2008–09 Boston Celtics season Game log January

| Game | Date_ | Team | Score | High_points | High_rebounds | High_assists | Location_Attendance | Record |
|---|---|---|---|---|---|---|---|---|
| 34 | January 2 | Washington | W 108–83 (OT) | Paul Pierce (26) | Kendrick Perkins (10) | Rajon Rondo (14) | TD Banknorth Garden 18,624 | 29–5 |
| 35 | January 4 | @ New York | L 88–100 (OT) | Paul Pierce (31) | Kevin Garnett (9) | Paul Pierce (4) | Madison Square Garden 19,763 | 29–6 |
| 36 | January 6 | @ Charlotte | L 106–114 (OT) | Paul Pierce (28) | Kevin Garnett (13) | Rajon Rondo (6) | Time Warner Cable Arena 17,112 | 29–7 |
| 37 | January 7 | Houston | L 85–89 (OT) | Paul Pierce (26) | Kevin Garnett (8) | Ray Allen (6) | TD Banknorth Garden 18,624 | 29–8 |