She moved with her family to the United States when she was nine years old so she could attend the Nick Bollettieri Tennis Academy in Bradenton, Florida, where she remained until the end of 2007.

As a baseliner whose main attributes are her groundstrokes and movement, she won the 2008 Revelation Award from the Fundação Luso-Brasileira (Portuguese-Brazilian Foundation) and, as a result, appeared in the pages of Elle Portugal.

[5] In 2009, she won the Confederação do Desporto de Portugal (Portuguese Sports Confederation) female athlete of the year award against such rivals as Vanessa Fernandes and Telma Monteiro.

Larcher de Brito played on the ITF Junior Circuit from August 2006 to December 2007, winning three singles tournaments.

She won her last tournament, the 2007 Orange Bowl, becoming, at 14 years, 10 months and 11 days, the second youngest champion of the event's history after Nicole Vaidišová.

Larcher de Brito made her debut on the ITF Women's Circuit in early February 2007, at the $75k hardcourt tournament in Midland, Michigan.

She would make her WTA Tour debut as an unranked wildcard at the Miami Open, reaching the second round before falling to the 16th seed Daniela Hantuchová in straight sets.

At 14 years, one month and three days, Brito became the seventh-youngest player in the history of the WTA tour to win a singles main draw match by beating Meghann Shaughnessy in the first round and the youngest since the Age Eligibility Rule was implemented in 1995.

In her return to the ITF Circuit, she became the first Portuguese player to reach a semifinal at a $75k event in Albuquerque, New Mexico, losing to third seed Rossana de los Ríos.

Larcher de Brito obtained an invite from the Hong Kong Tennis Patrons' Association twice again to play 2009 JB Group Classic for Team Europe with Jelena Janković and Ágnes Szávay, they lost to Team America (include two Americans Venus Williams, CoCo Vandeweghe and Argentine Gisela Dulko) 1–2 in the semifinals and then they lost to Team Asia Pacific (include Chinese Zheng Jie, Indian Sania Mirza and Zhang Ling from Hong Kong) 0–3 in the Silver Group final.

Larcher de Brito begun the season at the Australian Open where she reached the second qualifying round losing to world No.

The following week at the Madrid Open, as the last direct acceptance into the qualifying draw, she reached the final round where she lost to Anna-Lena Grönefeld, after defeating Olga Govortsova in three sets.

She would lose to home player Aravane Rezaï, a game in which her opponent made a number of complaints about the amount of noise coming from the Portuguese.

Following those results it was announced that she signed a three-year deal with the famous Mouratoglou Tennis Academy to prepare herself during the European seasons.

40, Sorana Cîrstea), she found more success in the clay-court season with second round showings at Charleston (where she lost to Patty Schnyder) and Estoril (after she defeated world No.

The American hardcourt season also proved to be unsuccessful with failed qualification attempts at Stanford and San Diego and a first round loss at the US Open against world No.

In August, returning from injury, she won in the first round of qualifying for the US Open, beating Lesia Tsurenko in three sets in two hours 51 minutes with an incredible 19 double-faults.

A week later, at the $25k event in Pelham, Larcher de Brito lost to the Edina Gallovits-Hall in the semifinals, after defeating the Julia Boserup in the first round and the young Australian Sacha Jones in the quarterfinals.

Larcher de Brito regained her strength in the final set, after Lučić-Baroni held her serve in the second game, the Portuguese unleashed her good form and went on a five-game streak, subsequently pulling out the decider with a breadstick.

In August, at the Rogers Cup, Larcher de Brito won the first round of qualifying against Kristina Mladenovic in straight sets.

Later, she reached the semifinal at the $75k event in Albuquerque, losing to Maria Sanchez in straight sets despite saving seven match points.

In the third round, Larcher de Brito needed more than two hours to defeat South Africa's Chanel Simmonds, triumphing in a titanic three set-clash on Court 10 to make her Australian Open main-draw debut.

Laura Robson and Heather Watson held their nerve in a deciding doubles rubber against Portugal to secure Great Britain's second victory at the Fed Cup in Israel.

Watson and Robson are occasional doubles partners, teaming up at the previous year's Olympic Games, and they easily saw off Larcher de Brito and Joana Valle Costa to earn Britain a 2–1 victory in the tie.

Playing in the qualifying phase at the Family Circle Cup, Larcher de Brito won in the first round (Hayley Carter) but lost to Jessica Pegula in the second.

In July, Larcher de Brito played in the qualifying phase of the Stanford Classic, defeating Julia Boserup in the second round.

In the third round she defeated Natalie Grandin and qualified for the main draw where she lost to sixth seed Varvara Lepchenko.

A week later, at the Roger's Cup, Larcher de Brito lost in the first round of qualifying to Paula Ormaechea of Argentina.

Larcher de Brito elected to skip the Australian Open and remain in the United States, where she lost in the first round of an $25k tournament to Aleksandra Wozniak.

At the Birmingham Classic, as a qualifier, she defeated lucky loser Zheng Saisai in the first round before producing the biggest win of her career by beating world No.