| |  | 
  | |  |
 |  |  | | Oliver Welsh |  | | Residence: | San Diego, CA |
| Birthplace: | Unknown | | Age: | Unknown | | Height: | Unknown | | Plays: | Unknown | | Coaching: | Unknown |  | | Complete Bio | |
New Millenium Local Championship, February 7, 2009
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 16 | Win | Jake Stefanik | 340 | 5-7; 6-0; 6-0 | | Q | Loss | Benjamin Hartmann | | 7-6(4); 6-4 |
|  |  |
USTA National Open B14, February 14, 2009
 28th Woody Hunt Mem. South Bay Tourn., February 28, 2009
 Temecula Valley Jr Tourn., March 7, 2009
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 16 | Loss | Adam Schwartz | | 4-6; 7-5; 6-2 |
|  |  |
53rd Long Beach Jr. Tourn., March 14, 2009
 USTA National Opens, May 16, 2009
 94th Santa Barbara Summer Tourn., May 30, 2009
 11th Laguna Niguel BG18-10 Open, June 15, 2009
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 32 | Win | Gehret Staib | | 6-1; 6-2 | | 16 | Win | Josh Schneiderman | | 6-3; 6-0 | | Q | Loss | Joshua Barnard | | 6-3; 6-3 |
|  |  |
107th SoCal Sectional Chmps., June 20, 2009
 36th Wilbur Folsom Mem. Jr., June 29, 2009
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 32 | Win | Nicholas Getz | | 6-0; 6-0 | | 16 | Win | Garret Gooch | | 6-2; 6-2 | | Q | Win | William Chiu | 113 | 6-3; 2-6; 6-4 | | S | Loss | Dominic Gareri | | 6-1Ret (inj)RJ | | CS | Loss | Steven Chen | 267 | Wo (inj)WoJ* |
|  |  |
8th Rancho Penasquitos TC Jr., July 10, 2009
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 32 | Win | Alexander Tyner | | 6-3; 6-0 | | 16 | Win | Robert Shaw | | 6-3; 6-0 | | Q | Loss | Brandon Beardsley | | 6-4; 3-6; 6-1 |
|  |  |
USTA Zone Team Bg14 - USAF, July 29, 2009
 West Coast Chmps., August 3, 2009
 1st Jim Buck Team Tournament, August 28, 2009
 25th Los Caballeros Jr., September 12, 2009
 West Coast TA Fall Tourn., September 25, 2009
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 16 | Win | Nicholas Getz | | 6-1; 6-2 | | Q | Win | Ryan Ermert | | 6-4; 6-3 | | S | Win | Garret Gooch | | 6-3; 6-1 | | F | Win | Tyler Hansen | 141 | 1-6; 6-2; 6-1 |
|  |  |
Dunlop Jr. Chmps., October 10, 2009
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 64 | Loss | Leo Hua | 115 | 6-0; 6-3 | | 1 | Loss | Tyler Lu | 166 | Wo (ill)WoI* |
|  |  |
The Orange County Jr. Open, October 24, 2009
 USTA National Open, November 26, 2009
 Homer Peabody Holiday Open Tourn., December 5, 2009
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 32 | Win | Nicholas Getz | | 6-0; 6-3 | | 16 | Win | Santiago Ortiz | | 6-0; 6-3 | | Q | Loss | Alberto Barba | | 6-2; 6-3 |
|  |  |
Esme Pearson Memorial Tourn., January 2, 2010
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 128 | Win | Justin Anderson | | 7-5; 7-5 | | 64 | Loss | Jack McCullers | | 6-0; 6-0 |
|  |  |
59th Gene Jung Whittier Midwinter, January 16, 2010
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 256 | Win | Brett Buford | | 5-7; 6-2; 6-2 | | 128 | Win | Michael Grams | | 6-0; 6-0 | | 64 | Win | Brennan Faith | | 7-5; 4-6; 6-1 | | 32 | Loss | Caryl Hernandez | | 6-3; 6-2 |
|  |  |
* The ranking calculation does not count this match.
| |  |  | |