Born in the State of Paraná on September 23, 1985, Day Mesquita took interest in the artistic life very early.
At 14 she graduated in jazz from a dance school and at 15 she became a professional dancer. Two years after she graduated in ballet, she took her first steps in acting by taking an intensive professional course in Nilton Travesso drama school. That same year she got her first TV commercial.

Em 2004 fez curso no Incenna Escola de teatro e televisão e duas peças dirigidas por Armando Filho, “Vem buscar-me que ainda sou teu” e “Gota d’água”, texto de autoria dos escritores brasileiros Chico Buarque e Paulo Pontes. No ano seguinte, apresentou o programa “Teen Power”, da Rede 21.

Her debut in telenovelas was in 2007 in Dance, Dance, Dance, on Rede Bandeirantes, as the antagonist of the story, Amanda. Two years later, she starred in the telenovela Vende-se um Véu de Noiva on SBT as Eliana Vilela. Also in 2009, she performed in the play Sorria and participated in the TV workshop by Luiz Antônio Rocha Braapa.
In 2011 she participated in the show Morando Sozinho on Multishow and in the Study Group TAPA.

The following year, Day was chosen along with six other actors to star in the show Viagem sem Fim on Multishow, in which they traveled through California in a motorhome. In the same year, she was in the musical A Pequena Sereia (The Little Mermaid), directed by Paulo Ribeiro.

In 2012 she played her first character on Globo in the telenovela Cheias de Charme, giving life to lawyer Stella. After this work, she was chosen to play Fernanda in the telenovela Além do Horizonte on the same station in 2013.
In 2014 she was in theaters and television. In the play Os Intolerantes, directed by Henrique Tavares, she played the role of an activist. On TV, she played the lead role of Diana in the show (Des)Encontros on Canal Sony.
A year later, she participated in a workshop with the casting director Sérgio Penna and was in the cast of telenovela Os Dez Mandamentos on Record, in the role of Yunet.

In 2016, Day made an appearance in the show O Negócio on HBO as Flavia. In addition, she was cast in the telenovela A Terra Prometida as Ioná, her second telenovela on the station.

In 2018 she had her debut in the cinema in the first part of the movie Nada a Perder – Contra Tudo, Por Todos playing Ester Bezerra. That same year, she was in the telenovela Jesus, in the role of Mary Magdalene, a character for which she got several positive reviews, both in Brazil and in other countries where the telenovela aired.
The actress, who returned to movie theaters in 2019 in the second part of the movie Nada a Perder, was cast to star in Amor Sem Igual, a contemporary telenovela on Record. Currently on TV as the charismatic Poderosa, Day won a legion of fans in countries like Canada, France, Switzerland, Angola, and Portugal, and won the Contigo Award 2020 in the category “Best Actress”, having competed against actresses Taís Araújo, Regina Case, Glória Pires, and Adriana Esteves.

Cinema:
2018 – Nada a Perder – pers.: Ester Bezerra

TV:
2019 – Amor sem igual – pers.: Angélica/Poderosa (Record)
2018 – Jesus – pers.: Maria Madalena (Record)
2016 – O negócio – pers.: Flávia (HBO)
2016 – A Terra Prometida – pers.: Ioná (Record)
2015 – Os Dez Mandamentos – pers.: Yunet (Record)
2014 – (Des)encontros – pers.: Diana (Canal Sony)
2013 – Além do Horizonte – pers.: Fernanda (Globo)
2012 – Cheias de Charme – pers.: Stella (Globo)
2012 – Viagem Sem Fim (Multishow)
2011 – Morando Sozinho (Multishow)
2009 – Vende-se um Véu de Noiva – pers.: Eliana Vilela (SBT)
2007 – Dance, Dance, Dance – pers.: Amanda Vasconcellos (Band)

Teatro:
2014 – “Os Intolerantes” – Direção: Henrique Tavares
2012 – “A Pequena Sereia” – Direção: Paulo Ribeiro
2009 – “Sorria” – Direção: Guily
2004 – “Gota D´água” – Direção: Armando Filho
2004 – “Vem buscar-me que ainda sou teu” – Direção: Armando Filho

Formação Artística:
2015 – Workshop Sérgio Penna
2010/2011 – Grupo de Estudos – Grupo TAPA
2009 – Workshop de interpretação para TV com Luiz Antônio Rocha Braapa
2004 – Incenna Escola de teatro e televisão
2003 – Curso profissionalizante intensivo – Escola de teatro Nilton Travesso

HABILIDADES COMPLEMENTARES
2000 – Curso de Ballet clássico – Espaço Dança e Vida
1999 – Curso de Jazz – Espaço Dança e Vida

Campanhas Publicitárias:
• Acuvue – 2015
• Guaratinguetá 100 anos – Fevereiro/ 2012
• TIM – Março / 2011
• Canon – Novembro / 2010
• GM – Abril / 2010
• Shopping Tatuapé – Março / 2009
• C&A – Março / 2009
• Vivo – Fevereiro / 2007
• Renault – Fevereiro / 2007
• Coca-Cola – Out/ 2006
• Perdigão – Set / 2006
• Albany – Jun / 2006
• Albany (Festival de Cannes) – Abr/ 2006
• Pão de Açúcar – Dez/2004
• Lojas Marisa – Dez/2003