# Danai Udomchoke

Danai Udomchoke (Thai: ดนัย อุดมโชค, born 11 August 1981) is a former professional tennis player from Thailand. His career-best ranking was World No. 77 achieved on 29 January 2007.

## Personal info

Udomchoke turned professional in 1997. He was sponsored by Dunlop Sport for his racquets and apparel.

## Career

Udomchoke made his debut in the main draw of a Grand Slam in 2004 when he qualified for the US Open. He lost to Spaniard Tommy Robredo in straight sets. One of Udomchoke's highest profile matches was his 2006 Australian Open 1st round match against No. 3 seed David Nalbandian. After starting out slowly, Udomchoke shocked Nalbandian by winning the third and fourth sets. However, his energy soon wore down, and despite pushing the World No. 3 to five sets, Udomchoke lost 2–6, 2–6, 6–1, 7–6, 1–6. In the 2007 Australian Open, Udomchoke advanced to the third round, losing to 14th-seeded Novak Djokovic after defeating 24th-seeded Juan Carlos Ferrero. Udomchoke qualified for Wimbledon in 2007 and was defeated in the second round by Andy Roddick.

## ATP career finals
### Doubles: 1 (1–0)

* Legend (doubles)
* Grand Slam Tournaments (0–0)
* ATP World Tour Finals (0–0)
* ATP World Tour Masters 1000 (0–0)
* ATP World Tour 500 Series (0–0)
* ATP World Tour 250 Series (1–0)
| Result. | W–L | Date | Tournament | Surface | Partner | Opponents | Score |
| Winner | 1–0 | 30 September 2012 | PTT Thailand Open, Bangkok, Thailand | Hard (i) | Lu Yen-hsun | Eric Butorac Paul Hanley | 6–3, 6–4 |

## Asian Games

In the 15th Asian Games held in Doha, Qatar, he won the gold medal for Thailand, after beating Korean Lee Hyung-taik in two sets, 7–5 and 6–3, in the men's singles tournament.

## Singles titles (9)

* Legend (singles)
* Grand Slam (0)
* Tennis Masters Cup (0)
* ATP Masters Series (0)
* ATP Tour (0)
* Challengers (9)
| No. | Date | Tournament | Surface | Opponent | Score |
| 1. | 6 October 2003 | Dharwad | Hard | Yeu-Tzuoo Wang | 7–6, 6–1 |
| 2. | 23 May 2005 | Busan | Hard | Paul Goldstein | 7–6, 6–1 |
| 3. | 25 July 2005 | Granby | Hard | Gregory Carraz | 7–6, 2–6, 7–6 |
| 4. | 14 November 2005 | Champaign | Hard (i) | Justin Gimelstob | 7–5, 6–2 |
| 5. | 17 April 2006 | Chikmagalur | Hard | Toshihide Matsui | 7–6, 6–4 |
| 6. | 15 May 2006 | Fergana | Hard | Alexander Peya | 6–0, 6–2 |
| 7. | 6 November 2006 | Busan | Hard | Paul Goldstein | 6–2, 6–0 |
| 8. | 17 May 2009 | Busan | Hard | Blaž Kavčič | 6–2, 6–2 |
| 9. | 4 February 2012 | Burnie | Hard | Samuel Groth | 7–6$^{(7–5)}$, 6–3 |

## Singles performance timeline

Key :
| W | F | SF | QF | #R | RR | Q# | DNQ | A | NH |
Current until 2014 Australian Open.
| Tournament | 2000 | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 | 2012 | 2013 | W–L |
| Grand Slam tournaments ||||||||||||||||
| Australian Open | Q2 | Q1 | Q1 | Q1 | Q2 | Q1 | 1R | 3R | Q3 | Q3 | Q1 | Q3 | 1R | Q2 | 2–3 |
| French Open | A | A | Q1 | Q1 | Q1 | A | A | 1R | A | A | A | A | Q1 | Q1 | 0–1 |
| Wimbledon | A | A | A | Q1 | Q3 | 2R | 1R | 2R | Q1 | 1R | A | Q2 | Q1 | Q2 | 2–4 |
| US Open | Q2 | Q1 | Q3 | Q2 | 1R | Q3 | Q1 | 1R | A | A | A | Q1 | Q1 | A | 0–2 |
| Win–loss | 0–0 | 0–0 | 0–0 | 0–0 | 0–1 | 1–1 | 0–2 | 3–4 | 0–0 | 0–1 | 0–0 | 0–0 | 0–1 | 0–0 | 4–10 |