Florian Mayer

Mayer retired from professional tennis after the 2018 US Open.

Mayer played his last match on the ATP tour at the 2018 US Open, losing to Borna Ćorić in four sets in the first round.

Mayer got to the final at the 2017 German Open in Hamburg where he lost to namesake Leonardo Mayer in three sets.

Mayer's biggest weaknesses are his lack of match consistency and fitness, having had inconsistent results throughout his career and a relatively small build. He has also suffered from numerous injuries throughout his career, most notably his groin injury in 2015 that prevented him from playing for more than a year. However, he has since made a comeback, winning his second title at the 2016 Halle Open.

Mayer first played in Doha. He defeated Michał Przysiężny, then third seeded Andy Murray who returned from injury layoff, then Victor Hanescu who upset Fernando Verdasco. He then lost to Gaël Monfils in the semi-finals. He reached the fourth round for the first time at the Australian Open. He defeated 14th seed Mikhail Youzhny in the second round, then 20th seed Jerzy Janowicz in straight sets in the third round. In the fourth round, he was defeated by 3rd seed David Ferrer in 4 sets.

He went 23–18 on the season and earned $513,955.

Mayer started the new season in style. In preparation for the Australian Open. he reached the quarterfinals of the Brisbane International and the semifinals of the Medibank International in Sydney. At the first Grand Slam tournament of the season in Melbourne, Mayer surprisingly defeated Doha finalist Nikolay Davydenko in four sets, only to lose against Japanese Kei Nishikori in the second round. Two weeks later, he came through to his second semifinals of the year in Zagreb. On his way to this stage, he defeated top seed Marin Čilić, 6–3, 6–4. He lost the semifinal against countryman Michael Berrer. With this result, he was the new German no. 1 in the ATP Ranking. At the 2011 BMW Open in Munich, Mayer reached his fourth career final. He was again not able to capture his maiden ATP World Tour title, after losing to Nikolay Davydenko in three sets. Two days after this loss, he managed to beat Viktor Troicki in three sets in the first round of the Mutua Madrid Open. He had to retire in the second round against Thomaz Bellucci. He rose to a new career-high rank of no. 28.

Mayer reached the quarterfinals of the Italian Open in Rome. After three straight-set wins, Mayer could not keep up the momentum against Andy Murray, after having won the first set. He went on to lose, 6–1, 1–6, 1–6.

Mayer won the Gerry Weber Open in Halle, defeating Andreas Seppi in the quarter final, world No. 7 Dominic Thiem in the semifinal and Alexander Zverev in the final, for his first victory in his career on German soil and his first victory at an ATP 500 tournament. Mayer won the final 6–2, 5–7, 6–3. As a result of this victory, Mayer's ranking rose 112 places from 192 to 80.

Mayer reached his career-high singles ranking of world No. 18 in June 2011. Also in 2011, Mayer won his first ATP title after four previous defeats in ATP finals.

The biggest win of his career came at the 2011 Shanghai Rolex Masters when he upset eleven-time Grand Slam champion Rafael Nadal in the round of 16.

Two weeks later, he reached the Hamburg ATP 500 quarterfinals, losing in straight tiebreaks to third seed Nicolás Almagro. However, in the ATP World Tour Masters 1000 of Montreal and Cincinnati, he lost in first round to Richard Gasquet and Ivo Karlović, respectively. Mayer then reached the third round in the US Open (won to Mannarino and Lisnard, but lost in the round of 32 to fifth seed Ferrer), to achieve his best Grand Slam result of the year. He won his first title in Bucharest, defeating Pablo Andújar in the final 6–3, 6–1. On 13 October 2011, Mayer defeated world No. 2 Rafael Nadal in a brilliant display of tennis 7–6, 6–3.

Mayer reached the third round at the 2010 Australian Open, defeating Philipp Petzschner and Viktor Troicki. He then lost to Juan Martín del Potro in four sets. At Wimbledon in 2010, Mayer beat 11th seed Marin Čilić in straight sets to reach the second round, where he defeated Mardy Fish in four sets. He then lost to Lu Yen-hsun in the third round. He also reached the quarterfinals at the Mercedes Cup in Stuttgart, losing to Gaël Monfils, and the semifinal in Hamburg, losing to eventual champion Andrey Golubev. At the Shanghai Rolex Masters, he lost to Jo-Wilfried Tsonga in the third round, after defeating Kevin Anderson and Mikhail Youzhny in the first two rounds. Mayer reached the final at the If Stockholm Open, after beating Jarkko Nieminen in a tight semifinal, saving a match point. Mayer also beat world No. 5 Robin Söderling and two-time Wimbledon quarterfinalist Feliciano López en route to the final, where he lost 4–6, 3–6, to the 16-Grand Slam titles holder Roger Federer.

At the 2004 Wimbledon Championships, Mayer reached the quarter-finals, which is his best Grand Slam result to date. He received the ATP Newcomer of the Year award in 2004. Eight years later, Mayer made his second Grand Slam quarter-final, once again at Wimbledon.

Mayer reached the Wimbledon quarter-finals for the first time since 2004 Wimbledon. In the quarter finals, he lost to top seed Novak Djokovic.

Florian Mayer (German pronunciation: [ˈfloːʁi̯aːn ˈmaɪ̯ɐ] ; born 5 October 1983) is a German retired professional tennis player.