| Full name: | Alfie David Duke |
| Born: | 15th October 1998, Barnet, Hertfordshire, England |
| Batting: | Left-hand batter |
| Bowling: | Left-arm medium pace |
| Education: | Oaklands College, Welwyn Garden City |
| Relations: | Brother: TD Duke |
| Teams: | Hertfordshire (Minor Counties Twenty20: 2018); Hertfordshire (Minor Counties Championship: 2018); All teams |
| Lists of matches and more detailed statistics | |
| Minor Counties Championship Career Batting and Fielding (2018) | |||||||||||
| M | I | NO | Runs | HS | Ave | 100 | 50 | SRate | Ct | ||
| Hertfordshire | 3 | 4 | 2 | 7 | 5 | 3.50 | 0 | 0 | 17.07 | 1 | |
| Minor Counties Championship Career Bowling (2018) | ||||||||||
| Balls | Mdns | Runs | Wkts | BB | Ave | 5wI | 10wM | SRate | Econ | |
| Hertfordshire | 240 | 5 | 207 | 9 | 6-68 | 23.00 | 1 | 0 | 26.66 | 5.17 |
| Minor Counties Twenty20 Career Batting and Fielding (2018) | |||||||||||
| M | I | NO | Runs | HS | Ave | 100 | 50 | SRate | Ct | ||
| Hertfordshire | 5 | 2 | 2 | 2 | 1* | 0 | 0 | 100.00 | 3 | ||
| Minor Counties Twenty20 Career Bowling (2018) | ||||||||||
| Balls | Mdns | Runs | Wkts | BB | Ave | 4wI | 5wI | SRate | Econ | |
| Hertfordshire | 102 | 1 | 143 | 6 | 3-37 | 23.83 | 0 | 0 | 17.00 | 8.41 |