Despite winning the NBA Championship, Alex Hannum was replaced as coach of the Hawks in 1958–59.
The new coach was Andy Phillip, and he lasted 10 games before being replaced by Ed Macauley.
[1] The Hawks won the Western Division with a record of 49 wins and 23 losses.
Bob Pettit won his 2nd NBA MVP award as he led the league in scoring with 29.2 points per game.
[1] In the Western Division Finals, the Hawks were defeated by the Minneapolis Lakers in 6 games.