Longest unbeaten streak in professional chess
Who
Magnus Carlsen
What
125 total number
Where
Switzerland (Biel)
When

The longest unbeaten streak in professional chess is 125 and was achieved by Magnus Carlsen (Norway), as verified on 9 October 2020.


Carlsen's unbeaten streak lasted a record 125 matches, which included 42 wins and 83 draws!