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Perfect March Madness Bracket: Has It Ever Been Achieved?
Short answer: No.
In the history of March Madness, no one has ever correctly predicted every single game in an official bracket challenge.
What Are the Odds of a Perfect March Madness Bracket?
Completing a perfect bracket has incredibly low odds—roughly 1 in 9.2 quintillion if you choose randomly. Even if you have solid basketball knowledge, the odds only improve to around 1 in 120 billion.
Closest Anyone Has Ever Come
The longest verified streak of correct picks belongs to Gregg Nigl, who in 2019 correctly predicted the first 49 games before finally missing a Sweet 16 matchup. That’s the best-documented March Madness bracket of all time—but even he couldn’t go all the way.
Why Is It So Hard?
- Too many variables: Unexpected upsets, injuries, and last-second heroics make predicting every game nearly impossible.
- Low-probability outcomes: Just one No. 16 seed beating a No. 1 (like UMBC over Virginia in 2018) can destroy thousands of brackets instantly.
- Cinderella teams: Underdogs and double-digit seeds often defy expectations, ruining even the smartest brackets.
Will It Ever Happen?
Maybe, but don’t hold your breath. Even with advanced analytics and AI, the randomness of March Madness makes a perfect bracket one of the most elusive achievements in sports.
Still, that doesn’t stop millions from trying every year. If you’re looking to build a better bracket, check out our guide on how to fill out a March Madness bracket.
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