| 1 | :00 | 0 | 0 | Italian Age Group Championships | 01-08-2019 |
| 2 | 29.91 | 940 | 1210 | EM Langbane 2022 - Rom | 16-08-2022 |
| 3 | 30.06 | 935 | 1208 | 58. Trofeo Sette Colli | 26-06-2021 |
| 4 | 30.15 | 927 | 1197 | EM Langbane 2021 - Budapest | 22-05-2021 |
| 5 | 30.27 | 906 | 1168 | EM Langbane 2022 - Rom | 16-08-2022 |
| 6 | 30.30 | 913 | 1180 | EM Langbane 2018 - Glasgow | 08-08-2018 |
| 7 | 30.33 | 910 | 1176 | VM Langbane 2017 - Budapest | 29-07-2017 |
| 8 | 30.35 | 909 | 1174 | EM Langbane 2021 - Budapest | 23-05-2021 |
| 9 | 30.40 | 904 | 1168 | EM Langbane 2018 - Glasgow | 08-08-2018 |
| 10 | 30.41 | 903 | 1167 | EM Langbane 2018 - Glasgow | 09-08-2018 |
| 11 | 30.43 | 892 | 1149 | EM Langbane 2022 - Rom | 17-08-2022 |
| 12 | 30.44 | 900 | 1163 | EM Langbane 2021 - Budapest | 22-05-2021 |
| 13 | 30.46 | 899 | 1161 | VM Langbane 2017 - Budapest | 29-07-2017 |
| 14 | 30.71 | 856 | 1105 | 24rd Luxembourg Euro Meet 2024 | 27-01-2024 |
| 15 | 30.74 | 874 | 1130 | VM Langbane 2017 - Budapest | 30-07-2017 |
| 16 | 30.75 | 865 | 1109 | 59. Trofeo Sette Colli | 24-06-2023 |
| 17 | 30.90 | 861 | 1112 | VM Langbane 2015 - Kazan | 08-08-2015 |
| 18 | 30.90 | 852 | 1093 | 59. Trofeo Sette Colli | 24-06-2023 |
| 19 | 30.90 | 840 | 1084 | 24rd Luxembourg Euro Meet 2024 | 27-01-2024 |
| 20 | 31.02 | 851 | 1099 | EM Langbane 2016 - London | 21-05-2016 |
| 21 | 31.10 | 844 | 1091 | FINA: Swimming World Cup 2019 | 03-11-2019 |
| 22 | 31.14 | 841 | 1087 | FINA: Swimming World Cup 2019 | 03-11-2019 |
| 23 | 31.16 | 839 | 1085 | EM Langbane 2016 - London | 21-05-2016 |
| 24 | 31.17 | 839 | 1084 | VM Langbane 2015 - Kazan | 08-08-2015 |
| 25 | 31.36 | 823 | 1064 | EM Langbane 2014 - Berlin | 23-08-2014 |
| 26 | 31.53 | 810 | 1047 | EM Langbane 2014 - Berlin | 23-08-2014 |
| 27 | 31.56 | 808 | 1044 | 21st Luxembourg Euro Meet 2019 | 26-01-2019 |
| 28 | 31.65 | 801 | 1035 | 21st Luxembourg Euro Meet 2019 | 26-01-2019 |
| 29 | 31.66 | 792 | 1047 | EM Junior 2013 - Poznań | 10-07-2013 |
| 30 | 31.72 | 788 | 1041 | EM Junior 2013 - Poznań | 10-07-2013 |
| 31 | 31.73 | 787 | 1040 | EM Junior 2013 - Poznań | 10-07-2013 |