 1979–80 Phoenix Suns season

The 1979–80 Phoenix Suns season was the 12th season for the Phoenix Suns of the National Basketball Association and at 55–27, the team's best regular season record since the franchise's inception.The Suns defeated Western Conference foe Kansas City in the opening round of the playoffs, marking the first time the Suns had won a playoff series in back-to-back seasons.