| Description: | Most popular names for female newborns in New Zealand 2021 |
| Source: | Department of Internal Affairs - Births, Deaths and Marriages |
| Series: | New Zealand |
| Following list: | 2022 |
| Previous list: | 2020 |
| Highest new entries: | Kaia (new at 82), Nevaeh (new at 82), Eloise (new at 86), Marley (new at 90), Cleo (new at 91) |
| Largest rises: | Daisy +39 (now at 49), Sienna +35 (now at 35), Billie +16 (now at 45), Freya +15 (now at 22), Ayla +12 (now at 39) |
| Largest falls: | Stella -31 (now at 63), Scarlett -30 (now at 56), Zara -23 (now at 73), Bella -16 (now at 63), Rosie -14 (now at 91) |