Adrian Andreev

Adrian Andreev (, born 12 May 2001) is a professional Bulgarian tennis player. Andreev has a career-high ATP singles ranking of No. 364 achieved on 17 May 2021.
Junior career.
As a junior, Andreev won the 2017 Eddie Herr Junior Championships both in singles and in doubles. In 2018, Andreev won the Junior title at US Open in doubles with Anton Matusevich, becoming the second Bulgarian to win US Open after Grigor Dimitrov (who did so in 2008, in Singles). Andreev went then to semifinals in singles and to the final in doubles at the 2018 Summer Youth Olympics. In 2018, Andreev also won the bronze medal of the end-of-year junior competition, the ITF Junior Masters.
Professional career.
2016-2020.
Andreev made his debut at ATP level at the age of 15, when he received a wild card for the qualifications of the 2016 Moselle Open, where he lost to Michael Berrer. Andreev played at the 2017 Sofia Open in his homeland, losing in two sets to Maximilian Marterer in the qualifications. Next year, Andreev received another wild card, this time for the main draw of the 2018 Sofia Open event, but lost to Denis Istomin. The 17-year old Bulgarian became the first player born in 2001 to play in the main draw of the ATP World Tour. In the 2019 Sofia Open, Andreev was granted another wild card for the main draw. The Bulgarian pushed world No. 45 Matthew Ebden to three sets, but ultimately lost in the third set tie-break. A year later Andreev received another wild card for the main draw at the 2020 Sofia Open, but couldn't go past John Millman. 
2021: First ATP match win and top 100 win, top 400 ranking.
At the beginning of the season, Andreev qualified for the main draw of the Antalya Open and managed to record his first ATP win defeating Marsel İlhan in straight sets before he lost to the eventual champion Alex de Minaur in the second round. Andreev recorded his first Top 100 win at the Singapore Open, where he defeated world No. 82 Lloyd Harris before losing out to the eventual champion Alexei Popyrin in the second round. As a result, Andreev climbed to a high-career No. 382 in the ATP rankings.
Davis Cup.
Adrian Andreev debuted for the Bulgaria Davis Cup team in 2018. Since then he has 4 nominations with 4 ties played, his singles W/L record is 1–1 and doubles W/L record is 1–1 (2–2 overall).