1972–73 Boston Celtics season
The 1972–73 Boston Celtics season was their 27th in the National Basketball Association. The Celtics finished the season with the best record in the league, and currently in franchise history, at 68–14. Third-year forward Dave Cowens won the NBA Most Valuable Player Award ahead of Kareem Abdul-Jabbar and Tiny Archibald.
In the Eastern Conference Finals, the Celtics lost to the eventual NBA champion New York Knicks.Draft picks
This table only displays picks through the second round.
| Round | Pick | Player | Position | Nationality | College |
| 1 | 10 | Paul Westphal | PG/SG | | |
| 2 | 27 | Dennis Wuycik | SF | | |
Roster
Regular season
Season standings
Record vs. opponents
Playoffs
East Conference Semifinals
Boston Celtics vs. Atlanta Hawks: Celtics win series 4–2
- Game 1 @ Boston: Boston 134, Atlanta 109
- Game 2 @ Atlanta: Boston 126, Atlanta 113
- Game 3 @ Boston: Atlanta 118, Boston 105
- Game 4 @ Atlanta: Atlanta 97, Boston 94
- Game 5 @ Boston: Boston 108, Atlanta 101
- Game 6 @ Atlanta: Boston 121, Atlanta 103
Boston Celtics vs. New York Knicks: Knicks win series 4–3
- Game 1 @ Boston: Boston 134, New York 108
- Game 2 @ New York: New York 129, Boston 96
- Game 3 @ Boston: New York 98, Boston 91
- Game 4 @ New York: New York 117, Boston 110
- Game 5 @ Boston: Boston 98, New York 97
- Game 6 @ New York: Boston 110, New York 100
- Game 7 @ Boston: New York 94, Boston 78
Awards, records and milestones
- Most Valuable Player: Dave Cowens, Boston Celtics
- Coach of the Year: Tom Heinsohn, Boston Celtics
- All-NBA First Team:
- *John Havlicek, Boston Celtics
- NBA All-Defensive Team:
- First Team:
- *John Havlicek, Boston Celtics
- Second Team:
- *Paul Silas, Boston Celtics
- *Don Chaney, Boston Celtics
