Yes, in 1989, in the Celtics v. Hawks game.
If a game is that miraculous then Yes it can go 5 overtimes
The Indiana Olympians defeated the Rochester Royals 75-73 in six overtimes--the longest game in NBA history
The longest game in NBA history was played January 6, 1951 between the Indianapolis Olympians & the Rochester Royals. The Olympians won, in 6 overtimes, 75-73
6 overtimes olympians vs. Royals cant remember 78 min of game play 75-73 was final
As far as college and NBA is concerned, there is no limit as to the number of overtimes that can be played before determining a winner of the game.
as many as needed, games are usually decided in 1 or 2, but there is no limit
Six overtimes in a game between Indianapolis Olympians and the Rochester Royals on January 6, 1951. Indianapolis won 75-73 in this 4 hour game.
Usually an overtime lasts 5 minutes but it depends how many overtimes they go in to.