| Day Silva | |
| Fullname: | Daiana Serafim da Silva |
| Birth Date: | 1992 10, df=y[1] |
| Birth Place: | Varginha, Brazil |
| Height: | 1.72 m |
| Position: | Centre back |
| Currentclub: | Santos (on loan from Flamengo) |
| Years1: | 2010 |
| Clubs1: | Atlético Mineiro |
| Clubs2: | Duque de Caxias |
| Clubs3: | Botafogo |
| Years4: | 2015–2019 |
| Clubs4: | Flamengo |
| Caps4: | 36 |
| Goals4: | 2 |
| Years5: | 2020–2021 |
| Clubs5: | Santos |
| Caps5: | 16 |
| Goals5: | 1 |
| Years6: | 2022 |
| Clubs6: | Palmeiras |
| Caps6: | 16 |
| Goals6: | 0 |
| Years7: | 2023 |
| Clubs7: | Ferroviária |
| Caps7: | 20 |
| Goals7: | 0 |
| Years8: | 2024– |
| Clubs8: | Flamengo |
| Caps8: | 11 |
| Goals8: | 0 |
| Years9: | 2024– |
| Clubs9: | → Santos (loan) |
| Caps9: | 0 |
| Goals9: | 0 |
| Nationalyears1: | 2022 |
| Nationalteam1: | Brazil |
| Nationalcaps1: | 1 |
| Nationalgoals1: | 0 |
| Club-Update: | 10 September 2022 |
| Ntupdate: | 5 September 2022 |
Daiana Serafim da Silva (born 20 October 1992), known as Day Silva, is a Brazilian professional footballer who plays as a central defender for Santos, on loan from Flamengo.
Born in Varginha, Minas Gerais, Day Silva played for amateur sides in her hometown before making her senior debut with Atlético Mineiro in 2010. She subsequently played for Duque de Caxias and Botafogo before joining Flamengo in 2015.[2]
In January 2020, Day Silva moved to Santos.[3] She spent a part of the 2021 campaign sidelined after being diagnosed with chikungunya, and left the club in December.[4]
In January 2022, Day Silva joined Palmeiras,[5] and won the 2022 Copa Libertadores Femenina with the club. She moved to Ferroviária on 1 January of the following year,[6] before returning to Flamengo on 29 January 2024.[7]
On 9 September 2024, Day Silva returned to Santos on loan until the end of the year.[8]
Atlético Mineiro
2010
Flamengo
2015, 2016, 2017, 2018, 2019
2016
Santos
Palmeiras
2022
Ferroviária