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 |  |  | | Oliver Welsh |  | | Residence: | San Diego, CA |
| Birthplace: | Unknown | | Age: | Unknown | | Height: | Unknown | | Plays: | Unknown | | Coaching: | Unknown |  | | Complete Bio | |
66th Fullerton Jr. Tourn., January 29, 2011
 30th Woody Hunt Mem. South Bay Tourn., February 12, 2011
 55th Long Beach Jr. Tourn., March 5, 2011
 77th Harper Ink Mem. Tourn., March 19, 2011
 Anaheim TC Open Tourn., April 30, 2011
 CIF San Diego Boys' Indiv. Chmps., May 16, 2011
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 16 | Loss | Nikolas Marino | | 6-2; 6-0 |
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Esme Pearson Memorial Tourn., May 21, 2011
 24th Powell Blankenship Mem. Open, June 4, 2011
 109th So. CA Sectional Chmps., June 18, 2011
 95th La Jolla Jr. Tennis Chmps., June 27, 2011
 3rd Jim Buck Team BG18-16, August 26, 2011
 USTA Regional Tourn. (Rapid City), September 3, 2011
 27th Los Caballeros Jr., September 10, 2011
 48th Northridge-Matador Tourn., September 24, 2011
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 128 | Win | Rafael Lira | | 6-3; 6-0 | | 64 | Win | Manhon Ko | | 7-6; 6-0 | | 32 | Loss | Gannon Daynes | | 6-3; 6-1 |
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The Orange Co./JP Yamasaki Open, October 8, 2011
 11th JCC Jr. Tourn., October 15, 2011
 USTA Regional Tourn. (Irvine), October 29, 2011
 Thanksgiving Vacation Jr. Tourn., November 12, 2011
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 32 | Win | Nicholas Getz | | 6-2; 6-4 | | 16 | Win | Luke Meoli | | 6-2; 6-4 | | Q | Win | Jacob Roberts | 509 | 7-5; 6-0 | | S | Win | Austin Graham | | 7-6; 6-3 | | F | Win | Dominic Gareri | + | 6-4; 6-3 |
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Homer Peabody Holiday Open Tourn., December 10, 2011
 61st Gene Jung Whittier Midwinter Tourn., January 14, 2012
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 128 | Loss | Alan Leahy | | 6-4; 6-2 |
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+ Strong win over an ineligible player. * The ranking calculation does not count this match.
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