Aman Trivedi
Ajantha Mendis, representing Sri Lanka, delivered 20 dot balls in the T20 World Cup 2012 match against Zimbabwe, establishing a new record.
In the T20 World Cup 2010, Kemar Roach from the West Indies delivered 20 balls that did not score any runs against Ireland.
RP Singh, delivered an outstanding performance by bowling 19 dot balls against South Africa in the 2007 T20 World Cup.
In the T20 World Cup 2007, New Zealand's Shane Bond delivered 19 dot balls against Kenya.
Graeme Swann of England delivered 19 consecutive dot balls against Afghanistan in the T20 World Cup 2012.
In the T20 World Cup 2022, Trent Boult from New Zealand delivered 18 balls that were not scored off by Sri Lanka.