| |  | 
  | |  |
 |  |  | | David Nguyen (USA) |  | | Residence: | Columbia, MD |
| Birthplace: | Unknown | | Age: | Unknown | | Height: | Unknown | | Plays: | Unknown | | Coaching: | Unknown |  | | Complete Bio | |
USTA MAS Challenger #1 L2, January 1, 2005
 USTA MAS Challenger #1 L2, January 8, 2005
 USTA MAS Championship #1 L1, January 15, 2005
 USTA MAS Championship #1 L1, January 29, 2005
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 32 | Loss | Preston Lemon | | 7-6; 6-3 | | 1 | Win | David Caplan | + | 6-2; 6-2 | | 2 | Win | Brad Corbin | | 6-4; 6-2 | | QQ | Loss | Shyaam Karra | | 6-2; 6-4 |
|  |  |
Columbus Indoor, February 5, 2005
 USTA National Opens, February 17, 2005
 USTA MAS Challenger #3 L2, March 4, 2005
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 32 | Win | Aaron Carr | | 6-4; 4-6; 10-7 | | 16 | Loss | Brendan Lynch | | 6-2; 6-3 | | 2 | Win | Peden Nichols | | 6-3; 6-4 | | QQ | Win | Benjamin Wirth | 217 | 6-1; 6-4 | | CQ | Win | Martin Macintyre | | WoJ* | | CS | Loss | H. Christopher Meyer | | 7-5; 7-5 |
|  |  |
USTA MAS Championship #2 L1, March 19, 2005
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 32 | Win | Robert Edwards | | 4-6; 6-2; 6-4 | | 16 | Win | Ronald Gael Kamdem | | 6-1; 6-2 | | Q | Loss | Ryan Lissner | 35 | 3-6; 6-2; 6-4 | | CQ | Loss | David Caplan | | 3-6; 6-3; 7-6(2) |
|  |  |
USTA MAS Championship #2 L1, March 26, 2005
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 32 | Win | Zachary Watson | + | 3-6; 7-6(5); 3-2Ret (inj)RJ | | 16 | Win | Ryan Lissner | 35 | 6-3; 6-3 | | Q | Loss | Preston Lemon | | 6-3; 7-6(4) | | CQ | Win | Chris Edwards | | 6-2; 6-2 | | CS | Win | Yiran Liu | + | 1-0Ret (inj)RJ |
|  |  |
The Easter Bowl, USTA Nat.Spring Chmps., April 9, 2005
 USTA MAS Challenger #5 L2, May 14, 2005
 USTA MAS Championship #3 L1, June 18, 2005
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 32 | Win | Rex Kehoe | | 6-1; 6-3 | | 16 | Win | Jason Dunn | | 6-3; 7-5 | | Q | Win | Jeffrey Luse | | 6-1; 7-6(4) | | S | Win | Brendan Lynch | + | 6-2; 6-4 | | F | Loss | Jared Pinsky | 5 | 1-6; 7-5; 6-3 |
|  |  |
USTA National Opens, July 2, 2005
 USTA Intersectional Team Chmps., July 10, 2005
 USTA B18-16 National Clay Court Chmps., July 17, 2005
 USTA Jr. Davis Cup, July 30, 2005
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | RR | Loss | Rook Schellenberg | | 6-7; 7-5; 6-2 | | RR | Win | Kenzo Hirakawa-Wong | + | 6-3; 6-2 | | RR | Win | Stephen Wiechert | | 6-1; 7-5 | | RR | Loss | Jose Perdomo | | 4-6; 6-4; 6-4 |
|  |  |
USTA Boys' 18,16 National Chmps., August 5, 2005
 USTA MAS Championship #4, October 22, 2005
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 32 | Loss | Thomas Nolan | | 6-4; 6-4 | | 1 | Win | Ronald Gael Kamdem | | 6-1; 6-3 | | 2 | Loss | Zachary Watson | | 6-4; 6-1 |
|  |  |
USTA National Opens, November 24, 2005
 USTA MAS Challenger #8 L2, December 17, 2005
 USTA National Winter Chmps., December 27, 2005
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 128 | Win | Nicholas Berning | + | 6-4; 6-0 | | 64 | Win | Rook Schellenberg | + | 3-6; 6-4; 6-4 | | 32 | Loss | Jordan Walters | | 7-5; 6-3 | | 3 | Win | Geoffrey Embry | + | 7-6(3); 6-2 | | 4Q | Loss | Peter Rispoli | | 6-3; 6-1 |
|  |  |
+ Strong win over an ineligible player. * The ranking calculation does not count this match.
| |  |  | |