| Description: | Most popular names for female newborns in the most populous Australian state of New South Wales 2020 |
| Source: | NSW Registry of Births Deaths & Marriages |
| Series: | Australia/NSW |
| Following list: | 2021 |
| Previous list: | 2019 |
| Highest new entries: | Hallie (new at 70), Remi (new at 76), Eliana (new at 80), Harlow (new at 81), Molly (new at 82) |
| Largest rises: | Bonnie +26 (now at 52), Lola +25 (now at 60), Millie +24 (now at 68), Eloise +20 (now at 61), Aaliyah +14 (now at 64) |
| Largest falls: | Claire -25 (now at 88), Annabelle -22 (now at 82), Charlie -19 (now at 95), Phoebe -19 (now at 77), Bella -15 (now at 84) |
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