The record for the fastest century in T20 International (T20I) cricket is held by Sahil Chauhan of Estonia. On June 17, 2024, during a match against Cyprus, Chauhan scored a century in just 27 balls, surpassing the previous record of 34 balls.
Prior to Chauhan's achievement, the record was jointly held by David Miller (South Africa), Rohit Sharma (India), and Sudesh Wickramasekara (Czech Republic), each having scored centuries in 35 balls.
Chauhan's innings was remarkable not only for its speed but also for its impact, leading Estonia to a significant victory. His performance has been widely recognized as a milestone in T20I cricket.