The San Antonio Spurs are an American professional basketball team based in San Antonio, The Spurs' five NBA championships are the fourth most in history (tied with the Golden State Warriors) behind only the Boston Celtics (17), Los Championships : 5 ( , , , , 2. No ego. Just titles. On this date: Spurs clinch second title in franchise history · truebluefan Spurs advance: San Antonio beats Grizzlies in Game 6. The San Antonio Spurs are an outstanding basketball team. They might wind up with the best record in the NBA, and they could reach the NBA.