| Bowler | Figures (O-D-R-W) |
Versus | Date |
| Peter Aho (Nigeria) |
3.4-18-5-6 | Sierra Leone | 24 Oct 2021 |
| D Chahar (India) |
3.2-14-7-6 | Bangladesh | 10 Nov 2019 |
| Dinesh Nakrani (Uganda) |
4-20-7-6 | Lesotho | 19 Oct 2021 |
| Ajantha Mendis (Sri Lanka) |
4-20-8-6 | Zimbabwe | 18 Sep 2012 |
| Ajantha Mendis (Sri Lanka) |
4-15-16-6 | Australia | 8 Aug 2011 |
| H Fennell (Argentina) |
4-19-18-6 | Panama | 10 Nov 2021 |
| J Frylinck (Namibia) |
4-13-24-6 | UAE | 5 Oct 2021 |
| Y Chahal (India) |
4-13-25-6 | England | 1 Feb 2017 |
| A Agar (Australia) |
4-12-30-6 | New Zealand | 03 Mar 2021 |
| R Herath (Sri Lanka) |
3.3-18-3-5 | New Zealand | 31 Mar 2014 |
| Rashid Khan (Afg’istan) |
2-9-3-5 | Ireland | 18 Sep 2012 |
Glossary: O-Overs, D-Dots, R-Runs, W-Wickets
Related: Same record in Indian T20 league, 50-over cricket
About the best bowling figures in T20 International cricket
Nigeria seamer Peter Aho holds the record for the best bowling figures in T20 International cricket with 3.4-18-5-6, which came against Sierra Leone in October 2021.
India seamer Deepak Chahar has the second-best bowling figures in T20 Internationals having taken six wickets for seven runs in a T20I against Bangladesh at the VCA Stadium in Nagpur. During this spell, he also became the first Indian male cricketer to take a T20I hat-trick with the wickets of Shafiul Islam, Mustafizur Rahman and Aminul Islam.
Chahar bettered the record of Ajantha Mendis, who took six wickets for eight runs in a T20 International for Sri Lanka against Zimbabwe in 2012 and features on this list twice.
Yuzvendra Chahal holds the second-best bowling figures in T20 Internationals by an Indian having taken six for 25 against England at the M Chinnaswamy Stadium in February 2017.
Australia’s Ashton Agar, with his six for 30 against New Zealand in March 2021, put himself eighth on the list of the best T20 international bowling figures. He finished with figures of 4-12-30-6 in a T20I at the Westpac Stadium in Wellington, helping Australia successfully defend 208 for five against a power-packed Blackcaps side led by Kane Williamson.
Dinesh Nakrani of Nigeria, Hernan Fennell of Argentina, and Jan Frylinck of Namibia are the most recent entrants to this list of T20I best bowling figures, having starred with the ball for their respective countries.