| Full name: | James Michael Southby |
| Born: | 29th October 1996, Ashburton, Mid-Canterbury, New Zealand |
| Batting: | Right-hand batter |
| Relations: | Brother: WT Southby |
| Teams: | Mid-Canterbury (Hawke Cup: 2014/15-2020/21); St Albans (New Zealand Club Championship: 2014/15-2018/19); All teams |
| Lists of matches and more detailed statistics | |