Brendon McCullum (New Zealand): 100 off 54 balls
The former Kiwi legend and skipper, Brendon McCullum holds the record of smashing the fastest century in Test cricket history. McCullum reached his landmark in just 54 balls at a strike rate of 183.54 with 21 boundaries and 6 sixes. McCullum went on to score 145 runs off 79 deliveries against Trans-Tasman rival Australia in 2016.