September 10, 1981 |
|Height||1.87 m (6 ft 2 in)|
|Weight||79 kg (170 lb; 12.4 st)|
|Plays||Right-handed (two-handed backhand)|
|Highest ranking||No. 52 (February 22, 2010)|
|Current ranking||No. 152 (May 12, 2013)|
|Grand Slam Singles results|
|Australian Open||2R (2010)|
|French Open||2R (2010)|
|US Open||3R (2006, 2009)|
|Highest ranking||No. 118 (November 2, 2009)|
Last updated on: November 9, 2011.
Marco is the only child of father Lorenzo Chiudinelli and mother Reni, (both information technology specialists). Marco grew up in Münchenstein in the district of Arlesheim in the canton of Basel-Country in Switzerland. He attended schools in Münchenstein and Basel. Marco speaks German, (dialect Baseldytsch), English, and French. In his childhood, he met Roger Federer. The pair often played squash, table tennis, football, and tennis together. A region-wide top tennis group was formed when the pair was eight years old; despite playing for different clubs, they became members.
Marco Chiudinelli turned professional in 2000. He has competed for the Switzerland Davis Cup team from 2005–2007 and in 2009 and 2012, winning four matches and losing five. His best performances at a Grand Slam were at the 2006 US Open and the 2009 US Open, where he reached the third round as a qualifier both times.
At the 2006 US Open as a qualifier, he defeated Feliciano López, 3–6, 6–3, 4–6, 6–4, 6–3 in the second round. He then fell to 25th seed Richard Gasquet, 7–6, 6–3, 2–6, 7–6. At the 2009 US Open, he again reached the third round as a qualifier. He defeated Potito Starace, 7–6, 7–6, 6–0, and then defeated former top-10 player Mikhail Youzhny, 2–6, 7–6, 6–4, 6–3. He lost to eighth seed Nikolay Davydenko, 4–6, 5–7, 5–7.
Marco entered the 2009 PTT Thailand Open as a qualifier. He defeated German qualifier Florian Mayer in the first round, 6–3, 6–3, and followed that up with a second-round win over former world no. 1 Marat Safin, 6–3, 7–6. Chuidinelli lost a three-set match to top seed Jo-Wilfried Tsonga in the quarterfinals.
Chiudinelli reached the semifinals in Basel, his hometown tournament. He defeated eighth seed Philipp Kohlschreiber, 7–6, 3–6, 7–5. He defeated his countryman, qualifier Michael Lammer. He defeated Richard Gasquet, 6–1, 6–3, to reach the semifinals, before losing to compatriot and world no. 1 Roger Federer, 6–7, 3–6.
Chiudinelli qualified for the main draw of the 2010 Australian Open and reached the second round, taking a set off world no. 3 Novak Djokovic in a 6–3, 1–6, 1–6, 3–6 defeat. Two weeks later as a result of his play in 2009, he was awarded the Comeback Player of the Year Award in the 2009 ATP World Tour Awards.
At the 2010 French Open, Chiudinelli was accepted into the main draw by direct entry and beat Somdev Devvarman, 6–3, 3–6, 6–3, 3–6, 6–3 to advance to the second round for the first time. There he lost 7–6, 6–7, 6–7, 4–6, to American John Isner in a match that extended over two days because of rain.
He also played the longest ATP doubles match ever, with Stanislas Wawrinka was defeated by Lukáš Rosol and Tomáš Berdych of the Czech Republic in 1st round 2013 Davis Cup 4–6, 7–5, 4-6, 7–6(7–3), 22–24. The match was played on 2nd February 2013, lasting 7 hours, 2 minutes. It was the second longest ATP match ever (singles and doubles combined).
ATP career titles 
Doubles: 3 (1–2) 
|Runner-up||1.||17 July 2006||Gstaad, Switzerland||Clay||Jean-Claude Scherrer|| Jiří Novák
|Runner-up||2.||13 July 2009||Halle, Germany||Grass||Andreas Beck|| Christopher Kas
|Winner||1.||2 August 2009||Gstaad, Switzerland||Clay||Michael Lammer|| Jaroslav Levinský
Performance timeline 
- "Marco Chiudinelli – Tennis – Yahoo! Sports". Yahoo! Sports. 2008. p. 1. Retrieved 2008–03-13. "Switzerland"
- Stauffer (2007), p. 8.
- Marco Chiudinelli at the Association of Tennis Professionals
- Marco Chiudinelli at the International Tennis Federation
- Marco Chiudinelli at the Davis Cup