| Full name: | Kate Alexandra Heffernan | 
| Born: | 7th October 1999, Invercargill, Southland, New Zealand | 
| Batting: | Right-hand batter | 
| Bowling: | Left-arm medium-fast | 
| Other Sports: | Netball for New Zealand since 2022 including bronze medal team at Birmingham Commonwealth Games, and in 2023 World Championship team (30 caps to end of 2023) | 
| Relations: | Twin Sister: GA Heffernan | 
| Teams: | New Zealand Women (Women's International Twenty20: 2017/18); Otago Women (Women's Twenty20: 2016/17-2018/19); Otago Women (Women's List A: 2016/17-2018/19); All teams  | 
| Lists of matches and more detailed statistics | |
| Women's International Twenty20 Career Batting and Fielding (2017/18) | |||||||||||
| M | I | NO | Runs | HS | Ave | 100 | 50 | SRate | Ct | ||
| New Zealand Women | 2 | 0 | 0 | ||||||||
| Women's International Twenty20 Career Bowling (2017/18) | ||||||||||
| Balls | Mdns | Runs | Wkts | BB | Ave | 4wI | 5wI | SRate | Econ | |
| New Zealand Women | 36 | 0 | 29 | 1 | 1-14 | 29.00 | 0 | 0 | 36.00 | 4.83 | 
| Women's List A Career Batting and Fielding (2016/17-2018/19) | |||||||||||
| M | I | NO | Runs | HS | Ave | 100 | 50 | SRate | Ct | ||
| Otago Women | 11 | 8 | 3 | 61 | 20* | 12.20 | 0 | 0 | 66.30 | 1 | |
| Women's List A Career Bowling (2016/17-2018/19) | ||||||||||
| Balls | Mdns | Runs | Wkts | BB | Ave | 4wI | 5wI | SRate | Econ | |
| Otago Women | 510 | 8 | 360 | 6 | 2-35 | 60.00 | 0 | 0 | 85.00 | 4.23 | 
| Women's Twenty20 Career Batting and Fielding (2016/17-2018/19) | |||||||||||
| M | I | NO | Runs | HS | Ave | 100 | 50 | SRate | Ct | ||
| Overall | 19 | 5 | 3 | 8 | 4 | 4.00 | 0 | 0 | 72.72 | 5 | |
| Women's Twenty20 Career Bowling (2016/17-2018/19) | ||||||||||
| Balls | Mdns | Runs | Wkts | BB | Ave | 4wI | 5wI | SRate | Econ | |
| Overall | 408 | 0 | 362 | 13 | 4-21 | 27.84 | 1 | 0 | 31.38 | 5.32 | 
| Women's Super Smash Career Batting and Fielding (2016/17-2018/19) | |||||||||||
| M | I | NO | Runs | HS | Ave | 100 | 50 | SRate | Ct | ||
| Otago Women | 17 | 5 | 3 | 8 | 4 | 4.00 | 0 | 0 | 72.72 | 5 | |
| Women's Super Smash Career Bowling (2016/17-2018/19) | ||||||||||
| Balls | Mdns | Runs | Wkts | BB | Ave | 4wI | 5wI | SRate | Econ | |
| Otago Women | 372 | 0 | 333 | 12 | 4-21 | 27.75 | 1 | 0 | 31.00 | 5.37 |