| Iaaf: | NZL |
| Flagcaption: | Flag of New Zealand |
| Games Link: | 2003 World Athletics Championships |
| Year: | 2003 |
| Games: | World Athletics Championships |
| Fedname: | Athletics New Zealand |
| Location: | Paris, France |
| Date: | 23-31 August 2003 |
| Competitors: | 12 |
| Competitors Men: | 7 |
| Competitors Women: | 5 |
| Gold: | 0 |
| Silver: | 0 |
| Bronze: | 0 |
| Appearances: | auto |
New Zealand competed at the 2003 World Athletics Championships. Their best placing was fifth,[1] achieved by Valerie Vili in the Women's shot put. The men's 4x100m relay team broke the national record in their heat, but did not advance to the semi-finals.[2]
| Athlete | Event | Heat/Qualifying | Quarterfinal | Semifinal | Final | ||||
|---|---|---|---|---|---|---|---|---|---|
| Result | Rank | Result | Rank | Result | Rank | Result | Rank | ||
| Michael Aish | Men's 5000m | DNS | N/A | did not advance | |||||
| Men's 10,000m | DNF | N/A | did not advance | ||||||
| Craig Barrett | Men's 50km walk | DQF | N/A | ||||||
| Adrian Blincoe | Men's 1500m | 3:47.26 | 1 Q | 3:41.53 | 8 | did not advance | |||
| James Dolphin | Men's 200m | 20.69 | 4 q | 21.08 | 8 | did not advance | |||
| Beatrice Faumuina | Women's discus | 63.12m | 3 Q | 56.86m | 12 | ||||
| Gabrielle Gorst | Women's 20km walk | 1:38:51 | 26 | ||||||
| Melina Hamilton | Women's pole vault | 4.00m | 10 | did not advance | |||||
| Rebecca Wardell | Women's 400m hurdles | 56.54 | 5 | did not advance | |||||
| Valerie Vili | Women's shot put | 18.77m | 2 Q | 18.65m | 5 | ||||