Which nba team has won more championships in the 20TH century?

The Boston Celtics won the most NBA championships in the 20th century, securing a total of 16 titles from 1947 to 1999. Their dominance in the league, particularly during the 1950s and 1960s, helped establish their legacy as one of the most successful franchises in sports history. The Los Angeles Lakers closely followed, winning 12 championships during the same period.