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 |  |  | | Justin Chanthalangsy |  | | Residence: | San Marcos, CA |
| Birthplace: | Unknown | | Age: | Unknown | | Height: | Unknown | | Plays: | Unknown | | Coaching: | Unknown |  | | Complete Bio | |
Homer Peabody Holiday Open Tourn., December 5, 2009
 Esme Pearson Memorial Tourn., January 2, 2010
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 128 | Win | Lawrence Doppelt | | 6-0; 6-0 | | 64 | Loss | Tyler Hansen | | 6-3; 6-3 |
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59th Gene Jung Whittier Midwinter, January 16, 2010
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 256 | Win | Connor Kerns | | 6-0; 6-0 | | 128 | Loss | Tyler Pham | | 6-4; 6-1 |
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65th Fullerton Jr. Tourn., January 30, 2010
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 256 | Win | Nick Wood | | 6-0; 3-6; 7-5 | | 128 | Loss | Kevin Mariano | 174 | 6-3; 6-3 |
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USTA National Open, February 13, 2010
 76th Harper Ink Mem. Tourn., March 27, 2010
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 128 | Win | Akash Parida | | 6-0; 7-6 | | 64 | Loss | Garrett Auproux | | 6-1; 6-7; 6-4 |
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Surf & Turf Jr. Open Tourn., April 17, 2010
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 32 | Win | Trent Dickey | | 6-2; 6-1 |
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26th Anaheim TC Tourn., May 1, 2010
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 128 | Loss | Brendan McClain | | 6-1; 6-0 |
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23rd Powell Blankenship Mem. Open, May 15, 2010
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 32 | Win | Luke Meoli | | 6-3; 4-6; 6-4 | | 16 | Loss | Jack Murphy | | 6-2; 7-6 |
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25th Anaheim Hills Open Tourn., June 5, 2010
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 64 | Win | Brett Weisberg | 167 | 6-3; 6-1 | | 32 | Win | Eric Carjan | | 6-0; 6-0 | | 16 | Win | Do Yeob Kim | | 7-5; 6-1 | | Q | Win | David Stanko | | 6-1; 6-0 | | S | Win | Logan Smith | 57 | 6-3; 6-4 | | F | Loss | Tyler Lu | | 6-1; 6-4 |
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108th So. CA Sectional Chmps., June 19, 2010
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 512 | Loss | Joshua Kim | | 6-3; 6-2 |
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25th Fallbrook Jr. Tourn., July 5, 2010
 9th Rancho Penasquitos TC Jr., July 9, 2010
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 32 | Win | Ryan Ray | | 6-1; 6-0 | | 16 | Win | Gregory Lyon | + | 6-3; 6-2 | | Q | Win | Addison Appleby | + | 6-3; 4-6; 6-3 | | S | Loss | Adam Levie | | 6-3; 6-1 |
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26th Los Caballeros Jr., September 11, 2010
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 128 | Win | Mark-Anthony Kenney | | 6-2; 3-0Ret (inj)RJ | | 64 | Win | Adam Levie | + | 4-6; 6-3; 6-3 | | 32 | Win | Christopher Bernhardt | + | 6-2; 6-3 | | 16 | Loss | Daymon Johhnson | | 7-6; 4-6; 6-0 |
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West Coast TA Fall Tourn., September 24, 2010
 21st Todd Short Memorial Tourn., October 9, 2010
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 32 | Win | Tom Witteveen | | 6-1; 6-0 | | 16 | Win | Kevin Kahru | 351 | 6-2; 6-1 | | Q | Win | Justin Thompson | | 6-1; 6-2 | | S | Win | Gregory Lyon | + | 6-3; 6-2 | | F | Win | Parker Wilson | | 6-0; 6-2 |
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The Orange County Jr. Open, October 23, 2010
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 256 | Win | Alex Chemerinsky | | 6-0; 6-0 | | 128 | Loss | Adrian Ortiz | | 6-4; 6-2 |
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Thanksgiving Vacation Jr. Tourn., November 13, 2010
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 64 | Win | Alex Majidian | + | 6-2; 6-4 | | 32 | Win | Max McGee | | 6-1; 6-0 | | 16 | Win | Tyler Lu | | Wo (ill)WoI* |
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+ Strong win over an ineligible player. * The ranking calculation does not count this match.
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