Nikki Havenaar is a 31-year-old Japanese professional footballer of Dutch descent who plays as a centre-back for the Belgian Pro League club Royale Union Saint-Gilloise.
| Season | Team | Competition | Apps | St | Min | G | A | ||
|---|---|---|---|---|---|---|---|---|---|
| 2026-2027 | Union Saint-Gilloise |
UEFA Europa League | 3 | 3 | 270 | 0 | 0 | 0 | 0 |
| 2026-2027 | Union Saint-Gilloise |
Belgian Pro League | 6 | 3 | 305 | 0 | 0 | 0 | 0 |
| 2026-2027 | Union Saint-Gilloise |
UEFA Champions League | 2 | 1 | 124 | 0 | 0 | 0 | 0 |
| Total | 11 | 7 | 699 | 0 | 0 | 0 | 0 | ||
