| 1958–59 Plunket Shield | |
| Cricket Format: | First-class |
| Tournament Format: | Round-robin |
| Champions: | Auckland |
| Count: | 10 |
| Participants: | 6 |
| Matches: | 15 |
| Previous Year: | 1957–58 |
| Previous Tournament: | 1957–58 Plunket Shield season |
| Next Year: | 1959–60 |
| Next Tournament: | 1959–60 Plunket Shield season |
The 1958–59 Plunket Shield season was a tournament of the Plunket Shield, the domestic first-class cricket competition of New Zealand.
Auckland won the championship, finishing at the top of the points table at the end of the round-robin tournament between the six first-class sides, Auckland, Canterbury, Central Districts, Northern Districts, Otago and Wellington. Ten points were awarded for a win, five points for having a first innings lead in a draw, three points for having a first innings lead in a loss and one point for a first innings deficit in a draw.[1]
Below are the Plunket Shield standings for the season:[1]
| Team | Played | Won | Lost | Drawn | Points | Net | |
|---|---|---|---|---|---|---|---|
| Auckland | 5 | 3 | 0 | 2 | 36 | 7.784 | |
| Otago | 5 | 3 | 1 | 1 | 35 | 4.185 | |
| Wellington | 5 | 3 | 2 | 0 | 30 | −0.862 | |
| Canterbury | 5 | 1 | 2 | 2 | 22 | −1.106 | |
| Northern Districts | 5 | 0 | 2 | 3 | 14 | −4.479 | |
| Central Districts | 5 | 0 | 3 | 2 | 2 | −7.143 |